50161565652 has 96 divisors (see below), whose sum is σ = 130165056000. Its totient is φ = 14906371200.

The previous prime is 50161565617. The next prime is 50161565659. The reversal of 50161565652 is 25656516105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50161565659) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3271099 + ... + 3286397.

It is an arithmetic number, because the mean of its divisors is an integer number (1355886000).

Almost surely, 2^50161565652 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 50161565652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65082528000).

50161565652 is an abundant number, since it is smaller than the sum of its proper divisors (80003490348).

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

50161565652 is a wasteful number, since it uses less digits than its factorization.

50161565652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15797 (or 15795 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 42.

The spelling of 50161565652 in words is "fifty billion, one hundred sixty-one million, five hundred sixty-five thousand, six hundred fifty-two".