45511413320 has 64 divisors (see below), whose sum is σ = 112163065200. Its totient is φ = 16542883840.

The previous prime is 45511413313. The next prime is 45511413347. The reversal of 45511413320 is 2331411554.

It can be written as a sum of positive squares in 8 ways, for example, as 34301262436 + 11210150884 = 185206^2 + 105878^2 .

It is a Harshad number since it is a multiple of its sum of digits (29).

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, 1134221 + ... + 1173660.

Almost surely, 2^45511413320 is an apocalyptic number.

45511413320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45511413320 is an abundant number, since it is smaller than the sum of its proper divisors (66651651880).

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

45511413320 is a wasteful number, since it uses less digits than its factorization.

45511413320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2307938 (or 2307934 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 45511413320 its reverse (2331411554), we get a palindrome (47842824874).

The spelling of 45511413320 in words is "forty-five billion, five hundred eleven million, four hundred thirteen thousand, three hundred twenty".