139277393895 has 32 divisors (see below), whose sum is σ = 240551078400. Its totient is φ = 68601593984.

The previous prime is 139277393863. The next prime is 139277394017. The reversal of 139277393895 is 598393772931.

It is a cyclic number.

It is not a de Polignac number, because 139277393895 - 2⁵ = 139277393863 is a prime.

It is a super-3 number, since 3×139277393895³ (a number of 34 digits) contains 333 as substring.

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, 6950385 + ... + 6970394.

It is an arithmetic number, because the mean of its divisors is an integer number (7517221200).

Almost surely, 2^139277393895 is an apocalyptic number.

139277393895 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

139277393895 is a deficient number, since it is larger than the sum of its proper divisors (101273684505).

139277393895 is a wasteful number, since it uses less digits than its factorization.

139277393895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13920839.

The product of its digits is 77157360, while the sum is 66.

The spelling of 139277393895 in words is "one hundred thirty-nine billion, two hundred seventy-seven million, three hundred ninety-three thousand, eight hundred ninety-five".