126375139025 has 12 divisors (see below), whose sum is σ = 156826783500. Its totient is φ = 101021652480.

The previous prime is 126375139001. The next prime is 126375139039. The reversal of 126375139025 is 520931573621.

It can be written as a sum of positive squares in 6 ways, for example, as 724740241 + 125650398784 = 26921^2 + 354472^2 .

It is not a de Polignac number, because 126375139025 - 2¹⁴ = 126375122641 is a prime.

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, 1928600 + ... + 1993049.

It is an arithmetic number, because the mean of its divisors is an integer number (13068898625).

Almost surely, 2^126375139025 is an apocalyptic number.

It is an amenable number.

126375139025 is a deficient number, since it is larger than the sum of its proper divisors (30451644475).

126375139025 is a wasteful number, since it uses less digits than its factorization.

126375139025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3922948 (or 3922943 counting only the distinct ones).

The product of its (nonzero) digits is 340200, while the sum is 44.

The spelling of 126375139025 in words is "one hundred twenty-six billion, three hundred seventy-five million, one hundred thirty-nine thousand, twenty-five".