925926862139 has 4 divisors (see below), whose sum is σ = 926068166856. Its totient is φ = 925785557424.

The previous prime is 925926862097. The next prime is 925926862199. The reversal of 925926862139 is 931268629529.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 931268629529 = 7 ⋅133038375647.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-925926862139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (925926862199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70642529 + ... + 70655634.

It is an arithmetic number, because the mean of its divisors is an integer number (231517041714).

Almost surely, 2^925926862139 is an apocalyptic number.

925926862139 is a deficient number, since it is larger than the sum of its proper divisors (141304717).

925926862139 is a wasteful number, since it uses less digits than its factorization.

925926862139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141304716.

The product of its digits is 25194240, while the sum is 62.

The spelling of 925926862139 in words is "nine hundred twenty-five billion, nine hundred twenty-six million, eight hundred sixty-two thousand, one hundred thirty-nine".