45221231136 has 48 divisors (see below), whose sum is σ = 119361610368. Its totient is φ = 14990457600.

The previous prime is 45221231119. The next prime is 45221231147. The reversal of 45221231136 is 63113212254.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1283880 + ... + 1318631.

It is an arithmetic number, because the mean of its divisors is an integer number (2486700216).

Almost surely, 2^45221231136 is an apocalyptic number.

It is an amenable number.

45221231136 is an abundant number, since it is smaller than the sum of its proper divisors (74140379232).

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

45221231136 is a wasteful number, since it uses less digits than its factorization.

45221231136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2602705 (or 2602697 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

The spelling of 45221231136 in words is "forty-five billion, two hundred twenty-one million, two hundred thirty-one thousand, one hundred thirty-six".