50616997632 has 144 divisors (see below), whose sum is σ = 150778766880. Its totient is φ = 16748863488.

The previous prime is 50616997609. The next prime is 50616997637. The reversal of 50616997632 is 23679961605.

50616997632 is a `hidden beast` number, since 506 + 1 + 69 + 9 + 76 + 3 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50616997637) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 920218 + ... + 973670.

It is an arithmetic number, because the mean of its divisors is an integer number (1047074770).

Almost surely, 2^50616997632 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 50616997632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75389383440).

50616997632 is an abundant number, since it is smaller than the sum of its proper divisors (100161769248).

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

50616997632 is a wasteful number, since it uses less digits than its factorization.

50616997632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53615 (or 53595 counting only the distinct ones).

The product of its (nonzero) digits is 3674160, while the sum is 54.

The spelling of 50616997632 in words is "fifty billion, six hundred sixteen million, nine hundred ninety-seven thousand, six hundred thirty-two".