164075149136 has 10 divisors (see below), whose sum is σ = 317895601482. Its totient is φ = 82037574560.

The previous prime is 164075149109. The next prime is 164075149177. The reversal of 164075149136 is 631941570461.

It can be written as a sum of positive squares in only one way, i.e., 127691875600 + 36383273536 = 357340^2 + 190744^2 .

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, 5127348395 + ... + 5127348426.

Almost surely, 2^164075149136 is an apocalyptic number.

164075149136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

164075149136 is a deficient number, since it is larger than the sum of its proper divisors (153820452346).

164075149136 is a wasteful number, since it uses less digits than its factorization.

164075149136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10254696829 (or 10254696823 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 47.

The spelling of 164075149136 in words is "one hundred sixty-four billion, seventy-five million, one hundred forty-nine thousand, one hundred thirty-six".