56027563551 has 6 divisors (see below), whose sum is σ = 80928702920. Its totient is φ = 37351709028.

The previous prime is 56027563541. The next prime is 56027563607. The reversal of 56027563551 is 15536572065.

56027563551 is a `hidden beast` number, since 5 + 6 + 0 + 2 + 7 + 5 + 635 + 5 + 1 = 666.

It is not a de Polignac number, because 56027563551 - 2¹³ = 56027555359 is a prime.

It is a super-2 number, since 2×56027563551² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56027563497 and 56027563506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56027563541) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3112642411 + ... + 3112642428.

Almost surely, 2^56027563551 is an apocalyptic number.

56027563551 is a deficient number, since it is larger than the sum of its proper divisors (24901139369).

56027563551 is a wasteful number, since it uses less digits than its factorization.

56027563551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6225284845 (or 6225284842 counting only the distinct ones).

The product of its (nonzero) digits is 945000, while the sum is 45.

The spelling of 56027563551 in words is "fifty-six billion, twenty-seven million, five hundred sixty-three thousand, five hundred fifty-one".