731113493492 has 6 divisors (see below), whose sum is σ = 1279448613618. Its totient is φ = 365556746744.

The previous prime is 731113493459. The next prime is 731113493503. The reversal of 731113493492 is 294394311137.

731113493492 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 390482512996 + 340630980496 = 624886^2 + 583636^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 91389186683 + ... + 91389186690.

It is an arithmetic number, because the mean of its divisors is an integer number (213241435603).

Almost surely, 2^731113493492 is an apocalyptic number.

It is an amenable number.

731113493492 is a deficient number, since it is larger than the sum of its proper divisors (548335120126).

731113493492 is a wasteful number, since it uses less digits than its factorization.

731113493492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182778373377 (or 182778373375 counting only the distinct ones).

The product of its digits is 489888, while the sum is 47.

The spelling of 731113493492 in words is "seven hundred thirty-one billion, one hundred thirteen million, four hundred ninety-three thousand, four hundred ninety-two".