45169317739 has 32 divisors (see below), whose sum is σ = 56765206400. Its totient is φ = 35714649600.

The previous prime is 45169317689. The next prime is 45169317751. The reversal of 45169317739 is 93771396154.

It is not a de Polignac number, because 45169317739 - 2³⁵ = 10809579371 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45169317739.

It is not an unprimeable number, because it can be changed into a prime (45169317239) 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 31 ways as a sum of consecutive naturals, for example, 10168759 + ... + 10173199.

It is an arithmetic number, because the mean of its divisors is an integer number (1773912700).

Almost surely, 2^45169317739 is an apocalyptic number.

45169317739 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

45169317739 is a deficient number, since it is larger than the sum of its proper divisors (11595888661).

45169317739 is a wasteful number, since it uses less digits than its factorization.

45169317739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6756 (or 6742 counting only the distinct ones).

The product of its digits is 4286520, while the sum is 55.

The spelling of 45169317739 in words is "forty-five billion, one hundred sixty-nine million, three hundred seventeen thousand, seven hundred thirty-nine".