45020112000 has 128 divisors (see below), whose sum is σ = 149241830400. Its totient is φ = 12005350400.

The previous prime is 45020111989. The next prime is 45020112019. The reversal of 45020112000 is 21102054.

It is a tau number, because it is divible by the number of its divisors (128).

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

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, 420960 + ... + 516959.

It is an arithmetic number, because the mean of its divisors is an integer number (1165951800).

Almost surely, 2^45020112000 is an apocalyptic number.

45020112000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45020112000 is an abundant number, since it is smaller than the sum of its proper divisors (104221718400).

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

45020112000 is an equidigital number, since it uses as much as digits as its factorization.

45020112000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 937951 (or 937929 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

Adding to 45020112000 its reverse (21102054), we get a palindrome (45041214054).

The spelling of 45020112000 in words is "forty-five billion, twenty million, one hundred twelve thousand".