16266695250 has 64 divisors (see below), whose sum is σ = 43724903040. Its totient is φ = 4004107200.

The previous prime is 16266695231. The next prime is 16266695261. The reversal of 16266695250 is 5259666261.

It is a self number, because there is not a number n which added to its sum of digits gives 16266695250.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 824440 + ... + 843939.

It is an arithmetic number, because the mean of its divisors is an integer number (683201610).

Almost surely, 2^16266695250 is an apocalyptic number.

16266695250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16266695250 is an abundant number, since it is smaller than the sum of its proper divisors (27458207790).

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

16266695250 is a wasteful number, since it uses less digits than its factorization.

16266695250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1668412 (or 1668402 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 48.

The spelling of 16266695250 in words is "sixteen billion, two hundred sixty-six million, six hundred ninety-five thousand, two hundred fifty".