164122336623 has 64 divisors (see below), whose sum is σ = 269087293440. Its totient is φ = 86882689152.

The previous prime is 164122336619. The next prime is 164122336627. The reversal of 164122336623 is 326633221461.

It is an interprime number because it is at equal distance from previous prime (164122336619) and next prime (164122336627).

It is not a de Polignac number, because 164122336623 - 2² = 164122336619 is a prime.

It is a super-2 number, since 2×164122336623² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164122336627) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 26757465 + ... + 26763597.

It is an arithmetic number, because the mean of its divisors is an integer number (4204488960).

Almost surely, 2^164122336623 is an apocalyptic number.

164122336623 is a deficient number, since it is larger than the sum of its proper divisors (104964956817).

164122336623 is a wasteful number, since it uses less digits than its factorization.

164122336623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7636.

The product of its digits is 186624, while the sum is 39.

The spelling of 164122336623 in words is "one hundred sixty-four billion, one hundred twenty-two million, three hundred thirty-six thousand, six hundred twenty-three".