45611918 has 24 divisors (see below), whose sum is σ = 79634016. Its totient is φ = 19511360.

The previous prime is 45611899. The next prime is 45611927. The reversal of 45611918 is 81911654.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1430 + ... + 9657.

It is an arithmetic number, because the mean of its divisors is an integer number (3318084).

Almost surely, 2^45611918 is an apocalyptic number.

45611918 is a deficient number, since it is larger than the sum of its proper divisors (34022098).

45611918 is a wasteful number, since it uses less digits than its factorization.

45611918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11128 (or 11117 counting only the distinct ones).

The product of its digits is 8640, while the sum is 35.

The square root of 45611918 is about 6753.6596005425. The cubic root of 45611918 is about 357.2943195584.

The spelling of 45611918 in words is "forty-five million, six hundred eleven thousand, nine hundred eighteen".