5205743772056 has 16 divisors (see below), whose sum is σ = 9761304595200. Its totient is φ = 2602729213344.

The previous prime is 5205743772041. The next prime is 5205743772071. The reversal of 5205743772056 is 6502773475025.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (5205743772041) and next prime (5205743772071).

It is a junction number, because it is equal to n+sod(n) for n = 5205743771989 and 5205743772007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17678936 + ... + 17970983.

It is an arithmetic number, because the mean of its divisors is an integer number (610081537200).

Almost surely, 2^{5205743772056} is an apocalyptic number.

It is an amenable number.

5205743772056 is a deficient number, since it is larger than the sum of its proper divisors (4555560823144).

5205743772056 is a wasteful number, since it uses less digits than its factorization.

5205743772056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35668178 (or 35668174 counting only the distinct ones).

The product of its (nonzero) digits is 12348000, while the sum is 53.

The spelling of 5205743772056 in words is "five trillion, two hundred five billion, seven hundred forty-three million, seven hundred seventy-two thousand, fifty-six".