139514463640 has 32 divisors (see below), whose sum is σ = 313997776560. Its totient is φ = 55789744000.

The previous prime is 139514463637. The next prime is 139514463667. The reversal of 139514463640 is 46364415931.

139514463640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 359911 + ... + 639190.

Almost surely, 2^139514463640 is an apocalyptic number.

139514463640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

139514463640 is an abundant number, since it is smaller than the sum of its proper divisors (174483312920).

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

139514463640 is a wasteful number, since it uses less digits than its factorization.

139514463640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1002603 (or 1002599 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 46.

The spelling of 139514463640 in words is "one hundred thirty-nine billion, five hundred fourteen million, four hundred sixty-three thousand, six hundred forty".