125629642239 has 16 divisors (see below), whose sum is σ = 167804216928. Its totient is φ = 83604206592.

The previous prime is 125629642231. The next prime is 125629642249. The reversal of 125629642239 is 932246926521.

It is a happy number.

It is not a de Polignac number, because 125629642239 - 2³ = 125629642231 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 125629642191 and 125629642200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125629642231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4345159 + ... + 4373975.

It is an arithmetic number, because the mean of its divisors is an integer number (10487763558).

Almost surely, 2^125629642239 is an apocalyptic number.

125629642239 is a deficient number, since it is larger than the sum of its proper divisors (42174574689).

125629642239 is a wasteful number, since it uses less digits than its factorization.

125629642239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31354.

The product of its digits is 2799360, while the sum is 51.

The spelling of 125629642239 in words is "one hundred twenty-five billion, six hundred twenty-nine million, six hundred forty-two thousand, two hundred thirty-nine".