45319866843 has 18 divisors (see below), whose sum is σ = 61157351892. Its totient is φ = 29852137920.

The previous prime is 45319866817. The next prime is 45319866847. The reversal of 45319866843 is 34866891354.

45319866843 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45319866843 - 2⁵ = 45319866811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45319866847) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 32816013 + ... + 32817393.

Almost surely, 2^45319866843 is an apocalyptic number.

45319866843 is a deficient number, since it is larger than the sum of its proper divisors (15837485049).

45319866843 is an frugal number, since it uses more digits than its factorization.

45319866843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2943 (or 1473 counting only the distinct ones).

The product of its digits is 14929920, while the sum is 57.

The spelling of 45319866843 in words is "forty-five billion, three hundred nineteen million, eight hundred sixty-six thousand, eight hundred forty-three".