164354712724784 has 80 divisors (see below), whose sum is σ = 328272124822656. Its totient is φ = 79656050073600.

The previous prime is 164354712724723. The next prime is 164354712724799. The reversal of 164354712724784 is 487427217453461.

It is a self number, because there is not a number n which added to its sum of digits gives 164354712724784.

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, 3683656844 + ... + 3683701460.

Almost surely, 2^{164354712724784} is an apocalyptic number.

It is an amenable number.

164354712724784 is a deficient number, since it is larger than the sum of its proper divisors (163917412097872).

164354712724784 is a wasteful number, since it uses less digits than its factorization.

164354712724784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67894 (or 67888 counting only the distinct ones).

The product of its digits is 252887040, while the sum is 65.

The spelling of 164354712724784 in words is "one hundred sixty-four trillion, three hundred fifty-four billion, seven hundred twelve million, seven hundred twenty-four thousand, seven hundred eighty-four".