16523465452 has 48 divisors (see below), whose sum is σ = 33066194112. Its totient is φ = 7157145600.

The previous prime is 16523465437. The next prime is 16523465467. The reversal of 16523465452 is 25456432561.

It is an interprime number because it is at equal distance from previous prime (16523465437) and next prime (16523465467).

It is a junction number, because it is equal to n+sod(n) for n = 16523465399 and 16523465408.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 285577 + ... + 338527.

It is an arithmetic number, because the mean of its divisors is an integer number (688879044).

Almost surely, 2^16523465452 is an apocalyptic number.

It is an amenable number.

16523465452 is an abundant number, since it is smaller than the sum of its proper divisors (16542728660).

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

16523465452 is a wasteful number, since it uses less digits than its factorization.

16523465452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53338 (or 53336 counting only the distinct ones).

The product of its digits is 864000, while the sum is 43.

The spelling of 16523465452 in words is "sixteen billion, five hundred twenty-three million, four hundred sixty-five thousand, four hundred fifty-two".