56127217477 has 8 divisors (see below), whose sum is σ = 57133753920. Its totient is φ = 55129034400.

The previous prime is 56127217403. The next prime is 56127217483. The reversal of 56127217477 is 77471272165.

56127217477 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 56127217477 - 2¹⁵ = 56127184709 is a prime.

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 56127217477.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56127217177) 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, 2074783 + ... + 2101660.

It is an arithmetic number, because the mean of its divisors is an integer number (7141719240).

Almost surely, 2^56127217477 is an apocalyptic number.

It is an amenable number.

56127217477 is a deficient number, since it is larger than the sum of its proper divisors (1006536443).

56127217477 is a wasteful number, since it uses less digits than its factorization.

56127217477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4176683.

The product of its digits is 1152480, while the sum is 49.

The spelling of 56127217477 in words is "fifty-six billion, one hundred twenty-seven million, two hundred seventeen thousand, four hundred seventy-seven".