45856588013 has 4 divisors (see below), whose sum is σ = 45912443388. Its totient is φ = 45800732640.

The previous prime is 45856588009. The next prime is 45856588021. The reversal of 45856588013 is 31088565854.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 13399683049 + 32456904964 = 115757^2 + 180158^2 .

It is a cyclic number.

It is not a de Polignac number, because 45856588013 - 2² = 45856588009 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45856588073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27926456 + ... + 27928097.

It is an arithmetic number, because the mean of its divisors is an integer number (11478110847).

Almost surely, 2^45856588013 is an apocalyptic number.

It is an amenable number.

45856588013 is a deficient number, since it is larger than the sum of its proper divisors (55855375).

45856588013 is an equidigital number, since it uses as much as digits as its factorization.

45856588013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55855374.

The product of its (nonzero) digits is 4608000, while the sum is 53.

The spelling of 45856588013 in words is "forty-five billion, eight hundred fifty-six million, five hundred eighty-eight thousand, thirteen".