125348637712 has 20 divisors (see below), whose sum is σ = 243138680316. Its totient is φ = 62603171840.

The previous prime is 125348637653. The next prime is 125348637767. The reversal of 125348637712 is 217736843521.

It can be written as a sum of positive squares in 2 ways, for example, as 7587106816 + 117761530896 = 87104^2 + 343164^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4432153 + ... + 4460344.

Almost surely, 2^125348637712 is an apocalyptic number.

It is an amenable number.

125348637712 is a deficient number, since it is larger than the sum of its proper divisors (117790042604).

125348637712 is an equidigital number, since it uses as much as digits as its factorization.

125348637712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8893386 (or 8893380 counting only the distinct ones).

The product of its digits is 1693440, while the sum is 49.

The spelling of 125348637712 in words is "one hundred twenty-five billion, three hundred forty-eight million, six hundred thirty-seven thousand, seven hundred twelve".