45666550 has 12 divisors (see below), whose sum is σ = 84939876. Its totient is φ = 18266600.

The previous prime is 45666541. The next prime is 45666571. The reversal of 45666550 is 5566654.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 456616 + ... + 456715.

It is an arithmetic number, because the mean of its divisors is an integer number (7078323).

Almost surely, 2^45666550 is an apocalyptic number.

45666550 is a deficient number, since it is larger than the sum of its proper divisors (39273326).

45666550 is a wasteful number, since it uses less digits than its factorization.

45666550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 913343 (or 913338 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 37.

The square root of 45666550 is about 6757.7030121188. The cubic root of 45666550 is about 357.4369132489.

The spelling of 45666550 in words is "forty-five million, six hundred sixty-six thousand, five hundred fifty".