45503032020 has 48 divisors (see below), whose sum is σ = 127419844608. Its totient is φ = 12133060480.

The previous prime is 45503032007. The next prime is 45503032051. The reversal of 45503032020 is 2023030554.

It is a congruent 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, 825730 + ... + 879110.

It is an arithmetic number, because the mean of its divisors is an integer number (2654580096).

Almost surely, 2^45503032020 is an apocalyptic number.

It is an amenable number.

45503032020 is an abundant number, since it is smaller than the sum of its proper divisors (81916812588).

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

45503032020 is a wasteful number, since it uses less digits than its factorization.

45503032020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67600 (or 67598 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 24.

Adding to 45503032020 its reverse (2023030554), we get a palindrome (47526062574).

The spelling of 45503032020 in words is "forty-five billion, five hundred three million, thirty-two thousand, twenty".