725011378 has 64 divisors (see below), whose sum is σ = 1379524608. Its totient is φ = 278141760.

The previous prime is 725011373. The next prime is 725011379. The reversal of 725011378 is 873110527.

It is not an unprimeable number, because it can be changed into a prime (725011373) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1120251 + ... + 1120897.

It is an arithmetic number, because the mean of its divisors is an integer number (21555072).

Almost surely, 2^725011378 is an apocalyptic number.

725011378 is a deficient number, since it is larger than the sum of its proper divisors (654513230).

725011378 is a wasteful number, since it uses less digits than its factorization.

725011378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 847.

The product of its (nonzero) digits is 11760, while the sum is 34.

The square root of 725011378 is about 26926.0353189993. The cubic root of 725011378 is about 898.3555890579.

The spelling of 725011378 in words is "seven hundred twenty-five million, eleven thousand, three hundred seventy-eight".