45164405 has 48 divisors (see below), whose sum is σ = 66090816. Its totient is φ = 29352960.

The previous prime is 45164401. The next prime is 45164407. The reversal of 45164405 is 50446154.

It is not a de Polignac number, because 45164405 - 2² = 45164401 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45164401) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 399629 + ... + 399741.

It is an arithmetic number, because the mean of its divisors is an integer number (1376892).

Almost surely, 2^45164405 is an apocalyptic number.

It is an amenable number.

45164405 is a deficient number, since it is larger than the sum of its proper divisors (20926411).

45164405 is a wasteful number, since it uses less digits than its factorization.

45164405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198 (or 185 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 45164405 is about 6720.4467857427. The cubic root of 45164405 is about 356.1219677400.

The spelling of 45164405 in words is "forty-five million, one hundred sixty-four thousand, four hundred five".