56555522723 has 8 divisors (see below), whose sum is σ = 64841386848. Its totient is φ = 48321284544.

The previous prime is 56555522629. The next prime is 56555522729. The reversal of 56555522723 is 32722555565.

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

It is a cyclic number.

It is not a de Polignac number, because 56555522723 - 2¹² = 56555518627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56555522729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12904136 + ... + 12908517.

It is an arithmetic number, because the mean of its divisors is an integer number (8105173356).

Almost surely, 2^56555522723 is an apocalyptic number.

56555522723 is a deficient number, since it is larger than the sum of its proper divisors (8285864125).

56555522723 is a wasteful number, since it uses less digits than its factorization.

56555522723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25812973.

The product of its digits is 3150000, while the sum is 47.

The spelling of 56555522723 in words is "fifty-six billion, five hundred fifty-five million, five hundred twenty-two thousand, seven hundred twenty-three".