56552366325565 has 32 divisors (see below), whose sum is σ = 74798981407872. Its totient is φ = 40703365920000.

The previous prime is 56552366325529. The next prime is 56552366325583.

It is a happy number.

56552366325565 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 56552366325565 - 2²¹ = 56552364228413 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56552366325497 and 56552366325506.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9993070 + ... + 14593360.

It is an arithmetic number, because the mean of its divisors is an integer number (2337468168996).

Almost surely, 2^{56552366325565} is an apocalyptic number.

56552366325565 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

56552366325565 is a deficient number, since it is larger than the sum of its proper divisors (18246615082307).

56552366325565 is a wasteful number, since it uses less digits than its factorization.

56552366325565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4602621.

The product of its digits is 729000000, while the sum is 64.

The spelling of 56552366325565 in words is "fifty-six trillion, five hundred fifty-two billion, three hundred sixty-six million, three hundred twenty-five thousand, five hundred sixty-five".