125310336064 has 21 divisors (see below), whose sum is σ = 248668317877. Its totient is φ = 62653752064.

The previous prime is 125310336049. The next prime is 125310336071. The reversal of 125310336064 is 460633013521.

The square root of 125310336064 is 353992.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 1631513664 + 123678822400 = 40392^2 + 351680^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2809812 + ... + 2854060.

Almost surely, 2^125310336064 is an apocalyptic number.

125310336064 is the 353992-nd square number.

It is an amenable number.

125310336064 is a deficient number, since it is larger than the sum of its proper divisors (123357981813).

125310336064 is an frugal number, since it uses more digits than its factorization.

125310336064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88510 (or 44251 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 34.

Adding to 125310336064 its reverse (460633013521), we get a palindrome (585943349585).

The spelling of 125310336064 in words is "one hundred twenty-five billion, three hundred ten million, three hundred thirty-six thousand, sixty-four".