45100500 has 96 divisors (see below), whose sum is σ = 133031808. Its totient is φ = 11872000.

The previous prime is 45100487. The next prime is 45100511. The reversal of 45100500 is 500154.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 45100500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 160360 + ... + 160640.

It is an arithmetic number, because the mean of its divisors is an integer number (1385748).

Almost surely, 2^45100500 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 45100500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66515904).

45100500 is an abundant number, since it is smaller than the sum of its proper divisors (87931308).

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

45100500 is a wasteful number, since it uses less digits than its factorization.

45100500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410 (or 398 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 15.

The square root of 45100500 is about 6715.6905825090. The cubic root of 45100500 is about 355.9539245171.

Adding to 45100500 its reverse (500154), we get a palindrome (45600654).

The spelling of 45100500 in words is "forty-five million, one hundred thousand, five hundred".