125638904076 has 24 divisors (see below), whose sum is σ = 335037077760. Its totient is φ = 35896829712.

The previous prime is 125638904057. The next prime is 125638904137. The reversal of 125638904076 is 670409836521.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 747850536 + ... + 747850703.

It is an arithmetic number, because the mean of its divisors is an integer number (13959878240).

It is a 1-persistent number, because it is pandigital, but 2⋅125638904076 = 251277808152 is not.

Almost surely, 2^125638904076 is an apocalyptic number.

It is an amenable number.

125638904076 is an abundant number, since it is smaller than the sum of its proper divisors (209398173684).

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

125638904076 is a wasteful number, since it uses less digits than its factorization.

125638904076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1495701253 (or 1495701251 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 51.

The spelling of 125638904076 in words is "one hundred twenty-five billion, six hundred thirty-eight million, nine hundred four thousand, seventy-six".