45318220299 has 48 divisors (see below), whose sum is σ = 71834840064. Its totient is φ = 27302788800.

The previous prime is 45318220289. The next prime is 45318220307. The reversal of 45318220299 is 99202281354.

45318220299 is a `hidden beast` number, since 4 + 531 + 8 + 2 + 20 + 2 + 99 = 666.

It is not a de Polignac number, because 45318220299 - 2⁵ = 45318220267 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45318220289) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 21146022 + ... + 21148164.

It is an arithmetic number, because the mean of its divisors is an integer number (1496559168).

Almost surely, 2^45318220299 is an apocalyptic number.

45318220299 is a deficient number, since it is larger than the sum of its proper divisors (26516619765).

45318220299 is a wasteful number, since it uses less digits than its factorization.

45318220299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3328 (or 3325 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The spelling of 45318220299 in words is "forty-five billion, three hundred eighteen million, two hundred twenty thousand, two hundred ninety-nine".