56326109519 has 4 divisors (see below), whose sum is σ = 56483007120. Its totient is φ = 56169211920.

The previous prime is 56326109491. The next prime is 56326109533. The reversal of 56326109519 is 91590162365.

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

It is a cyclic number.

It is not a de Polignac number, because 56326109519 - 2³² = 52031142223 is a prime.

It is a super-2 number, since 2×56326109519² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56326109579) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78448262 + ... + 78448979.

It is an arithmetic number, because the mean of its divisors is an integer number (14120751780).

Almost surely, 2^56326109519 is an apocalyptic number.

56326109519 is a deficient number, since it is larger than the sum of its proper divisors (156897601).

56326109519 is a wasteful number, since it uses less digits than its factorization.

56326109519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156897600.

The product of its (nonzero) digits is 437400, while the sum is 47.

The spelling of 56326109519 in words is "fifty-six billion, three hundred twenty-six million, one hundred nine thousand, five hundred nineteen".