16490794626 has 48 divisors (see below), whose sum is σ = 36018099000. Its totient is φ = 5452717824.

The previous prime is 16490794613. The next prime is 16490794651. The reversal of 16490794626 is 62649709461.

It is a happy number.

16490794626 is a `hidden beast` number, since 1 + 6 + 4 + 9 + 0 + 7 + 9 + 4 + 626 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 13960604025 + 2530190601 = 118155^2 + 50301^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2219670 + ... + 2227086.

Almost surely, 2^16490794626 is an apocalyptic number.

16490794626 is an abundant number, since it is smaller than the sum of its proper divisors (19527304374).

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

16490794626 is a wasteful number, since it uses less digits than its factorization.

16490794626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8403 (or 8400 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 54.

The spelling of 16490794626 in words is "sixteen billion, four hundred ninety million, seven hundred ninety-four thousand, six hundred twenty-six".