725198715396 has 27 divisors (see below), whose sum is σ = 1833154113063. Its totient is φ = 241731201960.

The previous prime is 725198715301. The next prime is 725198715403. The reversal of 725198715396 is 693517891527.

The square root of 725198715396 is 851586.

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

725198715396 is a `hidden beast` number, since 7 + 2 + 5 + 1 + 98 + 7 + 1 + 539 + 6 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 5038551 + ... + 5180481.

Almost surely, 2^725198715396 is an apocalyptic number.

725198715396 is the 851586-th square number.

It is an amenable number.

725198715396 is an abundant number, since it is smaller than the sum of its proper divisors (1107955397667).

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

725198715396 is an frugal number, since it uses more digits than its factorization.

725198715396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283872 (or 141936 counting only the distinct ones).

The product of its digits is 28576800, while the sum is 63.

The spelling of 725198715396 in words is "seven hundred twenty-five billion, one hundred ninety-eight million, seven hundred fifteen thousand, three hundred ninety-six".