55563256313 has 8 divisors (see below), whose sum is σ = 56532652800. Its totient is φ = 54594781488.

The previous prime is 55563256277. The next prime is 55563256349. The reversal of 55563256313 is 31365236555.

It is an interprime number because it is at equal distance from previous prime (55563256277) and next prime (55563256349).

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 55563256313 - 2¹⁰ = 55563255289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55563256363) 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, 108233 + ... + 350486.

It is an arithmetic number, because the mean of its divisors is an integer number (7066581600).

Almost surely, 2^55563256313 is an apocalyptic number.

It is an amenable number.

55563256313 is a deficient number, since it is larger than the sum of its proper divisors (969396487).

55563256313 is a wasteful number, since it uses less digits than its factorization.

55563256313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460831.

The product of its digits is 1215000, while the sum is 44.

The spelling of 55563256313 in words is "fifty-five billion, five hundred sixty-three million, two hundred fifty-six thousand, three hundred thirteen".