45045521400 has 96 divisors (see below), whose sum is σ = 152335785600. Its totient is φ = 10920124800.

The previous prime is 45045521369. The next prime is 45045521441. The reversal of 45045521400 is 412554054.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3405940 + ... + 3419139.

It is an arithmetic number, because the mean of its divisors is an integer number (1586831100).

Almost surely, 2^45045521400 is an apocalyptic number.

45045521400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45045521400 is an abundant number, since it is smaller than the sum of its proper divisors (107290264200).

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

45045521400 is a wasteful number, since it uses less digits than its factorization.

45045521400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6825109 (or 6825100 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 30.

The spelling of 45045521400 in words is "forty-five billion, forty-five million, five hundred twenty-one thousand, four hundred".