166023416323624 has 32 divisors (see below), whose sum is σ = 314385500235240. Its totient is φ = 82187332480000.

The previous prime is 166023416323573. The next prime is 166023416323651. The reversal of 166023416323624 is 426323614320661.

It can be written as a sum of positive squares in 4 ways, for example, as 165963186328900 + 60229994724 = 12882670^2 + 245418^2 .

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, 23868924 + ... + 30029524.

Almost surely, 2^{166023416323624} is an apocalyptic number.

It is an amenable number.

166023416323624 is a deficient number, since it is larger than the sum of its proper divisors (148362083911616).

166023416323624 is a wasteful number, since it uses less digits than its factorization.

166023416323624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6194061 (or 6194057 counting only the distinct ones).

The product of its (nonzero) digits is 4478976, while the sum is 49.

The spelling of 166023416323624 in words is "one hundred sixty-six trillion, twenty-three billion, four hundred sixteen million, three hundred twenty-three thousand, six hundred twenty-four".