139562784990 has 48 divisors (see below), whose sum is σ = 363399386688. Its totient is φ = 37161753408.

The previous prime is 139562784967. The next prime is 139562785039. The reversal of 139562784990 is 99487265931.

139562784990 is a `hidden beast` number, since 13 + 9 + 5 + 62 + 78 + 499 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1084342 + ... + 1206201.

It is an arithmetic number, because the mean of its divisors is an integer number (7570820556).

It is a 1-persistent number, because it is pandigital, but 2⋅139562784990 = 279125569980 is not.

Almost surely, 2^139562784990 is an apocalyptic number.

139562784990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

139562784990 is an abundant number, since it is smaller than the sum of its proper divisors (223836601698).

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

139562784990 is a wasteful number, since it uses less digits than its factorization.

139562784990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2291233 (or 2291230 counting only the distinct ones).

The product of its (nonzero) digits is 29393280, while the sum is 63.

The spelling of 139562784990 in words is "one hundred thirty-nine billion, five hundred sixty-two million, seven hundred eighty-four thousand, nine hundred ninety".