139083581392 has 80 divisors (see below), whose sum is σ = 316282613760. Its totient is φ = 58012700544.

The previous prime is 139083581353. The next prime is 139083581453. The reversal of 139083581392 is 293185380931.

It is a super-2 number, since 2×139083581392² (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 (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 868453 + ... + 1016059.

It is an arithmetic number, because the mean of its divisors is an integer number (3953532672).

Almost surely, 2^139083581392 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 139083581392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158141306880).

139083581392 is an abundant number, since it is smaller than the sum of its proper divisors (177199032368).

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

139083581392 is a wasteful number, since it uses less digits than its factorization.

139083581392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147848 (or 147842 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 52.

The spelling of 139083581392 in words is "one hundred thirty-nine billion, eighty-three million, five hundred eighty-one thousand, three hundred ninety-two".