45166555 has 16 divisors (see below), whose sum is σ = 63385344. Its totient is φ = 30250080.

The previous prime is 45166531. The next prime is 45166619. The reversal of 45166555 is 55566154.

It is not a de Polignac number, because 45166555 - 2⁵ = 45166523 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13501 + ... + 16510.

It is an arithmetic number, because the mean of its divisors is an integer number (3961584).

Almost surely, 2^45166555 is an apocalyptic number.

45166555 is a deficient number, since it is larger than the sum of its proper divisors (18218789).

45166555 is a wasteful number, since it uses less digits than its factorization.

45166555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30066.

The product of its digits is 90000, while the sum is 37.

The square root of 45166555 is about 6720.6067434421. The cubic root of 45166555 is about 356.1276185770.

The spelling of 45166555 in words is "forty-five million, one hundred sixty-six thousand, five hundred fifty-five".