139471437936 has 40 divisors (see below), whose sum is σ = 360902793600. Its totient is φ = 46412856256.

The previous prime is 139471437923. The next prime is 139471437947. The reversal of 139471437936 is 639734174931.

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 7 ways as a sum of consecutive naturals, for example, 2396670 + ... + 2454173.

It is an arithmetic number, because the mean of its divisors is an integer number (9022569840).

Almost surely, 2^139471437936 is an apocalyptic number.

139471437936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

139471437936 is an abundant number, since it is smaller than the sum of its proper divisors (221431355664).

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

139471437936 is a wasteful number, since it uses less digits than its factorization.

139471437936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4851453 (or 4851447 counting only the distinct ones).

The product of its digits is 10287648, while the sum is 57.

The spelling of 139471437936 in words is "one hundred thirty-nine billion, four hundred seventy-one million, four hundred thirty-seven thousand, nine hundred thirty-six".