16375505652 has 72 divisors (see below), whose sum is σ = 45171820512. Its totient is φ = 4960612800.

The previous prime is 16375505651. The next prime is 16375505717. The reversal of 16375505652 is 25650557361.

16375505652 is a `hidden beast` number, since 1 + 6 + 37 + 5 + 50 + 565 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 16375505598 and 16375505607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16375505651) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1720627 + ... + 1730117.

It is an arithmetic number, because the mean of its divisors is an integer number (627386396).

Almost surely, 2^16375505652 is an apocalyptic number.

16375505652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16375505652 is an abundant number, since it is smaller than the sum of its proper divisors (28796314860).

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

16375505652 is a wasteful number, since it uses less digits than its factorization.

16375505652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13869 (or 13864 counting only the distinct ones).

The product of its (nonzero) digits is 945000, while the sum is 45.

The spelling of 16375505652 in words is "sixteen billion, three hundred seventy-five million, five hundred five thousand, six hundred fifty-two".