725005427427 has 12 divisors (see below), whose sum is σ = 1051211928624. Its totient is φ = 481499166960.

The previous prime is 725005427407. The next prime is 725005427441. The reversal of 725005427427 is 724724500527.

725005427427 is a `hidden beast` number, since 7 + 2 + 500 + 54 + 2 + 74 + 27 = 666.

725005427427 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 725005427427 - 2¹¹ = 725005425379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (725005427407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 153146224 + ... + 153150957.

It is an arithmetic number, because the mean of its divisors is an integer number (87600994052).

Almost surely, 2^725005427427 is an apocalyptic number.

725005427427 is a deficient number, since it is larger than the sum of its proper divisors (326206501197).

725005427427 is a wasteful number, since it uses less digits than its factorization.

725005427427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306297450 (or 306297447 counting only the distinct ones).

The product of its (nonzero) digits is 1097600, while the sum is 45.

The spelling of 725005427427 in words is "seven hundred twenty-five billion, five million, four hundred twenty-seven thousand, four hundred twenty-seven".