393140068776432 has 40 divisors (see below), whose sum is σ = 1128457604822480. Its totient is φ = 131046689592000.

The previous prime is 393140068776347. The next prime is 393140068776463. The reversal of 393140068776432 is 234677860041393.

It is a happy number.

393140068776432 is a `hidden beast` number, since 3 + 9 + 31 + 40 + 0 + 68 + 7 + 76 + 432 = 666.

It is a super-2 number, since 2×393140068776432² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 393140068776432.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 455023227319 + ... + 455023228182.

It is an arithmetic number, because the mean of its divisors is an integer number (28211440120562).

Almost surely, 2^{393140068776432} is an apocalyptic number.

It is an amenable number.

393140068776432 is an abundant number, since it is smaller than the sum of its proper divisors (735317536046048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

393140068776432 is a wasteful number, since it uses less digits than its factorization.

393140068776432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 910046455518 (or 910046455506 counting only the distinct ones).

The product of its (nonzero) digits is 109734912, while the sum is 63.

The spelling of 393140068776432 in words is "three hundred ninety-three trillion, one hundred forty billion, sixty-eight million, seven hundred seventy-six thousand, four hundred thirty-two".