56155253353 has 4 divisors (see below), whose sum is σ = 56217167440. Its totient is φ = 56093339268.

The previous prime is 56155253333. The next prime is 56155253393. The reversal of 56155253353 is 35335255165.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 56155253353 - 2²¹ = 56153156201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56155253333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30955683 + ... + 30957496.

It is an arithmetic number, because the mean of its divisors is an integer number (14054291860).

Almost surely, 2^56155253353 is an apocalyptic number.

It is an amenable number.

56155253353 is a deficient number, since it is larger than the sum of its proper divisors (61914087).

56155253353 is an equidigital number, since it uses as much as digits as its factorization.

56155253353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61914086.

The product of its digits is 1012500, while the sum is 43.

The spelling of 56155253353 in words is "fifty-six billion, one hundred fifty-five million, two hundred fifty-three thousand, three hundred fifty-three".