7331472317457 has 6 divisors (see below), whose sum is σ = 10589904458562. Its totient is φ = 4887648211632.

The previous prime is 7331472317441. The next prime is 7331472317459. The reversal of 7331472317457 is 7547132741337.

7331472317457 is a `hidden beast` number, since 7 + 3 + 314 + 7 + 2 + 317 + 4 + 5 + 7 = 666.

It can be written as a sum of positive squares in only one way, i.e., 6792820540416 + 538651777041 = 2606304^2 + 733929^2 .

It is not a de Polignac number, because 7331472317457 - 2⁴ = 7331472317441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7331472317459) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 407304017628 + ... + 407304017645.

It is an arithmetic number, because the mean of its divisors is an integer number (1764984076427).

Almost surely, 2^{7331472317457} is an apocalyptic number.

It is an amenable number.

7331472317457 is a deficient number, since it is larger than the sum of its proper divisors (3258432141105).

7331472317457 is a wasteful number, since it uses less digits than its factorization.

7331472317457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 814608035279 (or 814608035276 counting only the distinct ones).

The product of its digits is 10372320, while the sum is 54.

The spelling of 7331472317457 in words is "seven trillion, three hundred thirty-one billion, four hundred seventy-two million, three hundred seventeen thousand, four hundred fifty-seven".