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52715292480 = 263555312791
BaseRepresentation
bin110001000110000100…
…111000011101000000
312001001211010022200000
4301012010320131000
51330430103324410
640114515400000
73544222410234
oct610604703500
9161054108600
1052715292480
11203a1454524
12a2722b3000
134c8147bc76
1427a11c45c4
151587e4adc0
hexc46138740

52715292480 has 336 divisors, whose sum is σ = 191596938624. Its totient is φ = 13791098880.

The previous prime is 52715292391. The next prime is 52715292499. The reversal of 52715292480 is 8429251725.

52715292480 is a `hidden beast` number, since 5 + 27 + 1 + 529 + 24 + 80 = 666.

It is a super-2 number, since 2×527152924802 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4114885 + ... + 4127675.

It is an arithmetic number, because the mean of its divisors is an integer number (570228984).

Almost surely, 252715292480 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52715292480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95798469312).

52715292480 is an abundant number, since it is smaller than the sum of its proper divisors (138881646144).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52715292480 is a wasteful number, since it uses less digits than its factorization.

52715292480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12876 (or 12854 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 45.

The spelling of 52715292480 in words is "fifty-two billion, seven hundred fifteen million, two hundred ninety-two thousand, four hundred eighty".