56943368378919 has 36 divisors (see below), whose sum is σ = 92852187523368. Its totient is φ = 33578399020320.

The previous prime is 56943368378881. The next prime is 56943368378989. The reversal of 56943368378919 is 91987386334965.

56943368378919 is a `hidden beast` number, since 5 + 6 + 9 + 433 + 68 + 37 + 8 + 91 + 9 = 666.

It is not a de Polignac number, because 56943368378919 - 2²⁸ = 56943099943463 is a prime.

It is a super-2 number, since 2×56943368378919² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56943368378989) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 706575849 + ... + 706656434.

Almost surely, 2^{56943368378919} is an apocalyptic number.

56943368378919 is a deficient number, since it is larger than the sum of its proper divisors (35908819144449).

56943368378919 is a wasteful number, since it uses less digits than its factorization.

56943368378919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1413232348 (or 1413232334 counting only the distinct ones).

The product of its digits is 6348948480, while the sum is 81.

The spelling of 56943368378919 in words is "fifty-six trillion, nine hundred forty-three billion, three hundred sixty-eight million, three hundred seventy-eight thousand, nine hundred nineteen".