725148942434 has 64 divisors (see below), whose sum is σ = 1297616544000. Its totient is φ = 297356790528.

The previous prime is 725148942403. The next prime is 725148942449. The reversal of 725148942434 is 434249841527.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23080424 + ... + 23111820.

It is an arithmetic number, because the mean of its divisors is an integer number (20275258500).

Almost surely, 2^725148942434 is an apocalyptic number.

725148942434 is a deficient number, since it is larger than the sum of its proper divisors (572467601566).

725148942434 is a wasteful number, since it uses less digits than its factorization.

725148942434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31947.

The product of its digits is 7741440, while the sum is 53.

The spelling of 725148942434 in words is "seven hundred twenty-five billion, one hundred forty-eight million, nine hundred forty-two thousand, four hundred thirty-four".