31413066656 has 48 divisors (see below), whose sum is σ = 62531037576. Its totient is φ = 15532425216.

The previous prime is 31413066649. The next prime is 31413066709. The reversal of 31413066656 is 65666031413.

It can be written as a sum of positive squares in 4 ways, for example, as 19744746256 + 11668320400 = 140516^2 + 108020^2 .

It is a super-4 number, since 4×31413066656⁴ (a number of 43 digits) contains 4444 as substring.

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 in 7 ways as a sum of consecutive naturals, for example, 4953920 + ... + 4960256.

Almost surely, 2^31413066656 is an apocalyptic number.

It is an amenable number.

31413066656 is a deficient number, since it is larger than the sum of its proper divisors (31117970920).

31413066656 is a wasteful number, since it uses less digits than its factorization.

31413066656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8041 (or 8033 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 41.

The spelling of 31413066656 in words is "thirty-one billion, four hundred thirteen million, sixty-six thousand, six hundred fifty-six".