669476071754 has 16 divisors (see below), whose sum is σ = 1148179572288. Its totient is φ = 286791739872.

The previous prime is 669476071729. The next prime is 669476071769. The reversal of 669476071754 is 457170674966.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10515179 + ... + 10578654.

It is an arithmetic number, because the mean of its divisors is an integer number (71761223268).

Almost surely, 2^669476071754 is an apocalyptic number.

669476071754 is a deficient number, since it is larger than the sum of its proper divisors (478703500534).

669476071754 is a wasteful number, since it uses less digits than its factorization.

669476071754 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21096109.

The product of its (nonzero) digits is 53343360, while the sum is 62.

The spelling of 669476071754 in words is "six hundred sixty-nine billion, four hundred seventy-six million, seventy-one thousand, seven hundred fifty-four".