45402505313 has 4 divisors (see below), whose sum is σ = 49530005808. Its totient is φ = 41275004820.

The previous prime is 45402505277. The next prime is 45402505327. The reversal of 45402505313 is 31350520454.

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 45402505313 - 2²² = 45398311009 is a prime.

It is a super-2 number, since 2×45402505313² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45402505313.

It is not an unprimeable number, because it can be changed into a prime (45402505363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2063750231 + ... + 2063750252.

It is an arithmetic number, because the mean of its divisors is an integer number (12382501452).

Almost surely, 2^45402505313 is an apocalyptic number.

It is an amenable number.

45402505313 is a deficient number, since it is larger than the sum of its proper divisors (4127500495).

45402505313 is a wasteful number, since it uses less digits than its factorization.

45402505313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4127500494.

The product of its (nonzero) digits is 36000, while the sum is 32.

The spelling of 45402505313 in words is "forty-five billion, four hundred two million, five hundred five thousand, three hundred thirteen".