56791698743 has 4 divisors (see below), whose sum is σ = 61160290968. Its totient is φ = 52423106520.

The previous prime is 56791698727. The next prime is 56791698787. The reversal of 56791698743 is 34789619765.

56791698743 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34789619765 = 5 ⋅6957923953.

It is a cyclic number.

It is not a de Polignac number, because 56791698743 - 2⁴ = 56791698727 is a prime.

It is a super-2 number, since 2×56791698743² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56791698743.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56791698713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2184296093 + ... + 2184296118.

It is an arithmetic number, because the mean of its divisors is an integer number (15290072742).

Almost surely, 2^56791698743 is an apocalyptic number.

56791698743 is a deficient number, since it is larger than the sum of its proper divisors (4368592225).

56791698743 is a wasteful number, since it uses less digits than its factorization.

56791698743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4368592224.

The product of its digits is 68584320, while the sum is 65.

The spelling of 56791698743 in words is "fifty-six billion, seven hundred ninety-one million, six hundred ninety-eight thousand, seven hundred forty-three".