164655603789936 has 40 divisors (see below), whose sum is σ = 486126068333184. Its totient is φ = 47044458225600.

The previous prime is 164655603789931. The next prime is 164655603789949. The reversal of 164655603789936 is 639987306556461.

It is a super-2 number, since 2×164655603789936² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164655603789931) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 245023219590 + ... + 245023220261.

Almost surely, 2^{164655603789936} is an apocalyptic number.

164655603789936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

164655603789936 is an abundant number, since it is smaller than the sum of its proper divisors (321470464543248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

164655603789936 is a wasteful number, since it uses less digits than its factorization.

164655603789936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490046439869 (or 490046439863 counting only the distinct ones).

The product of its (nonzero) digits is 5290790400, while the sum is 78.

The spelling of 164655603789936 in words is "one hundred sixty-four trillion, six hundred fifty-five billion, six hundred three million, seven hundred eighty-nine thousand, nine hundred thirty-six".