45731555541 has 12 divisors (see below), whose sum is σ = 75493361632. Its totient is φ = 26132317416.

The previous prime is 45731555537. The next prime is 45731555621. The reversal of 45731555541 is 14555513754.

45731555541 is a `hidden beast` number, since 4 + 57 + 3 + 1 + 5 + 55 + 541 = 666.

It is not a de Polignac number, because 45731555541 - 2² = 45731555537 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45731555531) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 362948791 + ... + 362948916.

Almost surely, 2^45731555541 is an apocalyptic number.

It is an amenable number.

45731555541 is a deficient number, since it is larger than the sum of its proper divisors (29761806091).

45731555541 is a wasteful number, since it uses less digits than its factorization.

45731555541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 725897720 (or 725897717 counting only the distinct ones).

The product of its digits is 1050000, while the sum is 45.

The spelling of 45731555541 in words is "forty-five billion, seven hundred thirty-one million, five hundred fifty-five thousand, five hundred forty-one".