139117290460 has 48 divisors (see below), whose sum is σ = 292725526464. Its totient is φ = 55536703488.

The previous prime is 139117290421. The next prime is 139117290479. The reversal of 139117290460 is 64092711931.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32148817 + ... + 32153143.

It is an arithmetic number, because the mean of its divisors is an integer number (6098448468).

Almost surely, 2^139117290460 is an apocalyptic number.

139117290460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

139117290460 is an abundant number, since it is smaller than the sum of its proper divisors (153608236004).

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

139117290460 is a wasteful number, since it uses less digits than its factorization.

139117290460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7150 (or 7148 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 43.

The spelling of 139117290460 in words is "one hundred thirty-nine billion, one hundred seventeen million, two hundred ninety thousand, four hundred sixty".