139948560444 has 96 divisors (see below), whose sum is σ = 409561399296. Its totient is φ = 36132569280.

The previous prime is 139948560439. The next prime is 139948560457. The reversal of 139948560444 is 444065849931.

It is a congruent number.

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, 299164 + ... + 607779.

It is an arithmetic number, because the mean of its divisors is an integer number (4266264576).

Almost surely, 2^139948560444 is an apocalyptic number.

139948560444 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

139948560444 is an abundant number, since it is smaller than the sum of its proper divisors (269612838852).

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

139948560444 is a wasteful number, since it uses less digits than its factorization.

139948560444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 907135 (or 907133 counting only the distinct ones).

The product of its (nonzero) digits is 14929920, while the sum is 57.

The spelling of 139948560444 in words is "one hundred thirty-nine billion, nine hundred forty-eight million, five hundred sixty thousand, four hundred forty-four".