16550400970 has 32 divisors (see below), whose sum is σ = 30304771200. Its totient is φ = 6506381376.

The previous prime is 16550400967. The next prime is 16550400991. The reversal of 16550400970 is 7900405561.

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, 265996 + ... + 322264.

It is an arithmetic number, because the mean of its divisors is an integer number (947024100).

Almost surely, 2^16550400970 is an apocalyptic number.

16550400970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16550400970 is a deficient number, since it is larger than the sum of its proper divisors (13754370230).

16550400970 is a wasteful number, since it uses less digits than its factorization.

16550400970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56782.

The product of its (nonzero) digits is 37800, while the sum is 37.

The spelling of 16550400970 in words is "sixteen billion, five hundred fifty million, four hundred thousand, nine hundred seventy".