45664535969 has 8 divisors (see below), whose sum is σ = 49490425320. Its totient is φ = 41883394176.

The previous prime is 45664535933. The next prime is 45664535993. The reversal of 45664535969 is 96953546654.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2044124944 + 43620411025 = 45212^2 + 208855^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45664535969 - 2⁸ = 45664535713 is a prime.

It is a super-2 number, since 2×45664535969² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45664535999) 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, 11184764 + ... + 11188845.

It is an arithmetic number, because the mean of its divisors is an integer number (6186303165).

Almost surely, 2^45664535969 is an apocalyptic number.

It is an amenable number.

45664535969 is a deficient number, since it is larger than the sum of its proper divisors (3825889351).

45664535969 is a wasteful number, since it uses less digits than its factorization.

45664535969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22373779.

The product of its digits is 104976000, while the sum is 62.

The spelling of 45664535969 in words is "forty-five billion, six hundred sixty-four million, five hundred thirty-five thousand, nine hundred sixty-nine".