139147597770 has 64 divisors (see below), whose sum is σ = 355940510976. Its totient is φ = 34692019200.

The previous prime is 139147597751. The next prime is 139147597777. The reversal of 139147597770 is 77795741931.

It is not an unprimeable number, because it can be changed into a prime (139147597777) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 826429 + ... + 980448.

It is an arithmetic number, because the mean of its divisors is an integer number (5561570484).

Almost surely, 2^139147597770 is an apocalyptic number.

139147597770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

139147597770 is an abundant number, since it is smaller than the sum of its proper divisors (216792913206).

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

139147597770 is a wasteful number, since it uses less digits than its factorization.

139147597770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1807055.

The product of its (nonzero) digits is 11668860, while the sum is 60.

The spelling of 139147597770 in words is "one hundred thirty-nine billion, one hundred forty-seven million, five hundred ninety-seven thousand, seven hundred seventy".