55564539313 has 8 divisors (see below), whose sum is σ = 57498791400. Its totient is φ = 53631502848.

The previous prime is 55564539301. The next prime is 55564539337. The reversal of 55564539313 is 31393546555.

It can be written as a sum of positive squares in 4 ways, for example, as 4304409664 + 51260129649 = 65608^2 + 226407^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55564539313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55564539353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210406 + ... + 394207.

It is an arithmetic number, because the mean of its divisors is an integer number (7187348925).

Almost surely, 2^55564539313 is an apocalyptic number.

It is an amenable number.

55564539313 is a deficient number, since it is larger than the sum of its proper divisors (1934252087).

55564539313 is a wasteful number, since it uses less digits than its factorization.

55564539313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607811.

The product of its digits is 3645000, while the sum is 49.

The spelling of 55564539313 in words is "fifty-five billion, five hundred sixty-four million, five hundred thirty-nine thousand, three hundred thirteen".