53059950720 has 640 divisors, whose sum is σ = 219632307840. Its totient is φ = 11955879936.

The previous prime is 53059950653. The next prime is 53059950731. The reversal of 53059950720 is 2705995035.

53059950720 is a `hidden beast` number, since 5 + 3 + 0 + 599 + 50 + 7 + 2 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (640).

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

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 26489239 + ... + 26491241.

It is an arithmetic number, because the mean of its divisors is an integer number (343175481).

Almost surely, 2^53059950720 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 53059950720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (109816153920).

53059950720 is an abundant number, since it is smaller than the sum of its proper divisors (166572357120).

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

53059950720 is a wasteful number, since it uses less digits than its factorization.

53059950720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2114 (or 2093 counting only the distinct ones).

The product of its (nonzero) digits is 425250, while the sum is 45.

The spelling of 53059950720 in words is "fifty-three billion, fifty-nine million, nine hundred fifty thousand, seven hundred twenty".