16807291146 has 12 divisors (see below), whose sum is σ = 36415797522. Its totient is φ = 5602430376.

The previous prime is 16807291139. The next prime is 16807291157. The reversal of 16807291146 is 64119270861.

It can be written as a sum of positive squares in only one way, i.e., 13336785225 + 3470505921 = 115485^2 + 58911^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 466869181 + ... + 466869216.

Almost surely, 2^16807291146 is an apocalyptic number.

16807291146 is an abundant number, since it is smaller than the sum of its proper divisors (19608506376).

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

16807291146 is a wasteful number, since it uses less digits than its factorization.

16807291146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 933738405 (or 933738402 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 45.

The spelling of 16807291146 in words is "sixteen billion, eight hundred seven million, two hundred ninety-one thousand, one hundred forty-six".