139146235075 has 12 divisors (see below), whose sum is σ = 172697794848. Its totient is φ = 111216044000.

The previous prime is 139146235049. The next prime is 139146235147. The reversal of 139146235075 is 570532641931.

It is not a de Polignac number, because 139146235075 - 2¹⁷ = 139146104003 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2495476 + ... + 2550625.

It is an arithmetic number, because the mean of its divisors is an integer number (14391482904).

Almost surely, 2^139146235075 is an apocalyptic number.

139146235075 is a deficient number, since it is larger than the sum of its proper divisors (33551559773).

139146235075 is a wasteful number, since it uses less digits than its factorization.

139146235075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5047214 (or 5047209 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 46.

The spelling of 139146235075 in words is "one hundred thirty-nine billion, one hundred forty-six million, two hundred thirty-five thousand, seventy-five".