153886736656 has 45 divisors (see below), whose sum is σ = 301447265509. Its totient is φ = 76103096000.

The previous prime is 153886736639. The next prime is 153886736683. The reversal of 153886736656 is 656637688351.

The square root of 153886736656 is 392284.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 147852554256 + 6034182400 = 384516^2 + 77680^2 .

It is a super-2 number, since 2×153886736656² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 158482251 + ... + 158483221.

Almost surely, 2^153886736656 is an apocalyptic number.

153886736656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

153886736656 is the 392284-th square number.

It is an amenable number.

153886736656 is a deficient number, since it is larger than the sum of its proper divisors (147560528853).

153886736656 is an frugal number, since it uses more digits than its factorization.

153886736656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2152 (or 1074 counting only the distinct ones).

The product of its digits is 130636800, while the sum is 64.

Multiplying 153886736656 by its sum of digits (64), we get a square (9848751145984 = 3138272²).

The spelling of 153886736656 in words is "one hundred fifty-three billion, eight hundred eighty-six million, seven hundred thirty-six thousand, six hundred fifty-six".