66750151764074 has 16 divisors (see below), whose sum is σ = 101428475369760. Its totient is φ = 32943435795120.

The previous prime is 66750151764067. The next prime is 66750151764221. The reversal of 66750151764074 is 47046715105766.

It is a super-2 number, since 2×66750151764074² (a number of 28 digits) contains 22 as substring.

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, 693906992 + ... + 694003179.

It is an arithmetic number, because the mean of its divisors is an integer number (6339279710610).

Almost surely, 2^{66750151764074} is an apocalyptic number.

66750151764074 is a deficient number, since it is larger than the sum of its proper divisors (34678323605686).

66750151764074 is a wasteful number, since it uses less digits than its factorization.

66750151764074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1387910485.

The product of its (nonzero) digits is 29635200, while the sum is 59.

The spelling of 66750151764074 in words is "sixty-six trillion, seven hundred fifty billion, one hundred fifty-one million, seven hundred sixty-four thousand, seventy-four".