139264540320 has 192 divisors, whose sum is σ = 453087613440. Its totient is φ = 35933979648.

The previous prime is 139264540313. The next prime is 139264540381. The reversal of 139264540320 is 23045462931.

It is a super-2 number, since 2×139264540320² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2176951 + ... + 2240009.

It is an arithmetic number, because the mean of its divisors is an integer number (2359831320).

Almost surely, 2^139264540320 is an apocalyptic number.

139264540320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 139264540320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (226543806720).

139264540320 is an abundant number, since it is smaller than the sum of its proper divisors (313823073120).

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

139264540320 is a wasteful number, since it uses less digits than its factorization.

139264540320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63227 (or 63219 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 39.

The spelling of 139264540320 in words is "one hundred thirty-nine billion, two hundred sixty-four million, five hundred forty thousand, three hundred twenty".