56775598277 has 8 divisors (see below), whose sum is σ = 60109246560. Its totient is φ = 53476495920.

The previous prime is 56775598247. The next prime is 56775598283. The reversal of 56775598277 is 77289557765.

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 56775598277 - 2⁶ = 56775598213 is a prime.

It is a super-2 number, since 2×56775598277² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56775598247) 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, 8633099 + ... + 8639672.

It is an arithmetic number, because the mean of its divisors is an integer number (7513655820).

Almost surely, 2^56775598277 is an apocalyptic number.

It is an amenable number.

56775598277 is a deficient number, since it is larger than the sum of its proper divisors (3333648283).

56775598277 is a wasteful number, since it uses less digits than its factorization.

56775598277 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17272963.

The product of its digits is 259308000, while the sum is 68.

The spelling of 56775598277 in words is "fifty-six billion, seven hundred seventy-five million, five hundred ninety-eight thousand, two hundred seventy-seven".