56052206551 has 4 divisors (see below), whose sum is σ = 61147861704. Its totient is φ = 50956551400.

The previous prime is 56052206531. The next prime is 56052206593. The reversal of 56052206551 is 15560225065.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56052206551 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 56052206551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56052206531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2547827560 + ... + 2547827581.

It is an arithmetic number, because the mean of its divisors is an integer number (15286965426).

Almost surely, 2^56052206551 is an apocalyptic number.

56052206551 is a deficient number, since it is larger than the sum of its proper divisors (5095655153).

56052206551 is a wasteful number, since it uses less digits than its factorization.

56052206551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5095655152.

The product of its (nonzero) digits is 90000, while the sum is 37.

The spelling of 56052206551 in words is "fifty-six billion, fifty-two million, two hundred six thousand, five hundred fifty-one".