139493549784 has 64 divisors (see below), whose sum is σ = 353719440000. Its totient is φ = 45836271360.

The previous prime is 139493549761. The next prime is 139493549807. The reversal of 139493549784 is 487945394931.

139493549784 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (139493549761) and next prime (139493549807).

It is a hoax number, since the sum of its digits (66) coincides with the sum of the digits of its distinct prime factors.

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 15 ways as a sum of consecutive naturals, for example, 608367 + ... + 805665.

It is an arithmetic number, because the mean of its divisors is an integer number (5526866250).

Almost surely, 2^139493549784 is an apocalyptic number.

It is an amenable number.

139493549784 is an abundant number, since it is smaller than the sum of its proper divisors (214225890216).

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

139493549784 is a wasteful number, since it uses less digits than its factorization.

139493549784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197728 (or 197724 counting only the distinct ones).

The product of its digits is 117573120, while the sum is 66.

The spelling of 139493549784 in words is "one hundred thirty-nine billion, four hundred ninety-three million, five hundred forty-nine thousand, seven hundred eighty-four".