45655523 has 8 divisors (see below), whose sum is σ = 48691440. Its totient is φ = 42660768.

The previous prime is 45655513. The next prime is 45655549. The reversal of 45655523 is 32555654.

It is not a de Polignac number, because 45655523 - 2⁴ = 45655507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45655513) 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, 328388 + ... + 328526.

It is an arithmetic number, because the mean of its divisors is an integer number (6086430).

Almost surely, 2^45655523 is an apocalyptic number.

45655523 is a deficient number, since it is larger than the sum of its proper divisors (3035917).

45655523 is an frugal number, since it uses more digits than its factorization.

45655523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434 (or 156 counting only the distinct ones).

The product of its digits is 90000, while the sum is 35.

The square root of 45655523 is about 6756.8870791216. The cubic root of 45655523 is about 357.4081411015.

The spelling of 45655523 in words is "forty-five million, six hundred fifty-five thousand, five hundred twenty-three".