164631814396 has 24 divisors (see below), whose sum is σ = 329315747936. Its totient is φ = 70545323520.

The previous prime is 164631814339. The next prime is 164631814423. The reversal of 164631814396 is 693418136461.

It is a super-2 number, since 2×164631814396² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 284061 + ... + 640276.

Almost surely, 2^164631814396 is an apocalyptic number.

It is an amenable number.

164631814396 is an abundant number, since it is smaller than the sum of its proper divisors (164683933540).

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

164631814396 is a wasteful number, since it uses less digits than its factorization.

164631814396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 930709 (or 930707 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 52.

The spelling of 164631814396 in words is "one hundred sixty-four billion, six hundred thirty-one million, eight hundred fourteen thousand, three hundred ninety-six".