45811152 has 60 divisors (see below), whose sum is σ = 129862720. Its totient is φ = 15073344.

The previous prime is 45811127. The next prime is 45811163. The reversal of 45811152 is 25111854.

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, 9363 + ... + 13389.

Almost surely, 2^45811152 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45811152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64931360).

45811152 is an abundant number, since it is smaller than the sum of its proper divisors (84051568).

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

45811152 is a wasteful number, since it uses less digits than its factorization.

45811152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4120 (or 4111 counting only the distinct ones).

The product of its digits is 1600, while the sum is 27.

The square root of 45811152 is about 6768.3936055758. The cubic root of 45811152 is about 357.8137874530.

The spelling of 45811152 in words is "forty-five million, eight hundred eleven thousand, one hundred fifty-two".