56922157457 has 8 divisors (see below), whose sum is σ = 62102550432. Its totient is φ = 51742706400.

The previous prime is 56922157447. The next prime is 56922157477. The reversal of 56922157457 is 75475122965.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 56922157457 - 2²² = 56917963153 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56922157399 and 56922157408.

It is not an unprimeable number, because it can be changed into a prime (56922157447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106019 + ... + 353672.

It is an arithmetic number, because the mean of its divisors is an integer number (7762818804).

Almost surely, 2^56922157457 is an apocalyptic number.

It is an amenable number.

56922157457 is a deficient number, since it is larger than the sum of its proper divisors (5180392975).

56922157457 is a wasteful number, since it uses less digits than its factorization.

56922157457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470959.

The product of its digits is 5292000, while the sum is 53.

The spelling of 56922157457 in words is "fifty-six billion, nine hundred twenty-two million, one hundred fifty-seven thousand, four hundred fifty-seven".