51763910352 has 320 divisors, whose sum is σ = 169104414720. Its totient is φ = 13364904960.

The previous prime is 51763910291. The next prime is 51763910357. The reversal of 51763910352 is 25301936715.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51763910357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 126561924 + ... + 126562332.

It is an arithmetic number, because the mean of its divisors is an integer number (528451296).

Almost surely, 2^51763910352 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 51763910352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84552207360).

51763910352 is an abundant number, since it is smaller than the sum of its proper divisors (117340504368).

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

51763910352 is a wasteful number, since it uses less digits than its factorization.

51763910352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 743 (or 715 counting only the distinct ones).

The product of its (nonzero) digits is 170100, while the sum is 42.

The spelling of 51763910352 in words is "fifty-one billion, seven hundred sixty-three million, nine hundred ten thousand, three hundred fifty-two".