731260725164 has 6 divisors (see below), whose sum is σ = 1279706269044. Its totient is φ = 365630362580.

The previous prime is 731260725131. The next prime is 731260725187. The reversal of 731260725164 is 461527062137.

It is a happy number.

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 as a sum of consecutive naturals, namely, 91407590642 + ... + 91407590649.

It is an arithmetic number, because the mean of its divisors is an integer number (213284378174).

Almost surely, 2^731260725164 is an apocalyptic number.

It is an amenable number.

731260725164 is a deficient number, since it is larger than the sum of its proper divisors (548445543880).

731260725164 is a wasteful number, since it uses less digits than its factorization.

731260725164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182815181295 (or 182815181293 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 44.

The spelling of 731260725164 in words is "seven hundred thirty-one billion, two hundred sixty million, seven hundred twenty-five thousand, one hundred sixty-four".