164077256366 has 4 divisors (see below), whose sum is σ = 246115884552. Its totient is φ = 82038628182.

The previous prime is 164077256339. The next prime is 164077256401. The reversal of 164077256366 is 663652770461.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41019314090 + ... + 41019314093.

It is an arithmetic number, because the mean of its divisors is an integer number (61528971138).

Almost surely, 2^164077256366 is an apocalyptic number.

164077256366 is a deficient number, since it is larger than the sum of its proper divisors (82038628186).

164077256366 is an equidigital number, since it uses as much as digits as its factorization.

164077256366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82038628185.

The product of its (nonzero) digits is 7620480, while the sum is 53.

The spelling of 164077256366 in words is "one hundred sixty-four billion, seventy-seven million, two hundred fifty-six thousand, three hundred sixty-six".