725165662 has 16 divisors (see below), whose sum is σ = 1174108320. Its totient is φ = 333924192.

The previous prime is 725165659. The next prime is 725165687. The reversal of 725165662 is 266561527.

It is a congruent number.

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, 20353 + ... + 43180.

It is an arithmetic number, because the mean of its divisors is an integer number (73381770).

Almost surely, 2^725165662 is an apocalyptic number.

725165662 is a deficient number, since it is larger than the sum of its proper divisors (448942658).

725165662 is a wasteful number, since it uses less digits than its factorization.

725165662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63987.

The product of its digits is 151200, while the sum is 40.

The square root of 725165662 is about 26928.9001260727. The cubic root of 725165662 is about 898.4193085468.

The spelling of 725165662 in words is "seven hundred twenty-five million, one hundred sixty-five thousand, six hundred sixty-two".