45871644033 has 20 divisors (see below), whose sum is σ = 68625607380. Its totient is φ = 30535888032.

The previous prime is 45871644019. The next prime is 45871644073. The reversal of 45871644033 is 33044617854.

45871644033 is a `hidden beast` number, since 4 + 5 + 87 + 164 + 403 + 3 = 666.

45871644033 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 38664143424 + 7207500609 = 196632^2 + 84897^2 .

It is not a de Polignac number, because 45871644033 - 2²² = 45867449729 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 45871644033.

It is not an unprimeable number, because it can be changed into a prime (45871644073) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 363418 + ... + 473091.

It is an arithmetic number, because the mean of its divisors is an integer number (3431280369).

Almost surely, 2^45871644033 is an apocalyptic number.

It is an amenable number.

45871644033 is a deficient number, since it is larger than the sum of its proper divisors (22753963347).

45871644033 is an equidigital number, since it uses as much as digits as its factorization.

45871644033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 837198 (or 837189 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 45.

The spelling of 45871644033 in words is "forty-five billion, eight hundred seventy-one million, six hundred forty-four thousand, thirty-three".