45577554 has 48 divisors (see below), whose sum is σ = 101799264. Its totient is φ = 13590720.

The previous prime is 45577547. The next prime is 45577577.

It is a happy number.

45577554 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48174 + ... + 49110.

It is an arithmetic number, because the mean of its divisors is an integer number (2120818).

Almost surely, 2^45577554 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45577554, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50899632).

45577554 is an abundant number, since it is smaller than the sum of its proper divisors (56221710).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45577554 is a wasteful number, since it uses less digits than its factorization.

45577554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1031 (or 1020 counting only the distinct ones).

The product of its digits is 490000, while the sum is 42.

The square root of 45577554 is about 6751.1150190172. The cubic root of 45577554 is about 357.2045685514.

The spelling of 45577554 in words is "forty-five million, five hundred seventy-seven thousand, five hundred fifty-four".