45221550120 has 96 divisors (see below), whose sum is σ = 148425306120. Its totient is φ = 11939673600.

The previous prime is 45221550091. The next prime is 45221550133. The reversal of 45221550120 is 2105512254.

45221550120 is a `hidden beast` number, since 4 + 522 + 15 + 5 + 0 + 120 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 38746772964 + 6474777156 = 196842^2 + 80466^2 .

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, 585499 + ... + 658218.

Almost surely, 2^45221550120 is an apocalyptic number.

45221550120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45221550120 is an abundant number, since it is smaller than the sum of its proper divisors (103203756000).

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

45221550120 is a wasteful number, since it uses less digits than its factorization.

45221550120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1243835 (or 1243828 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The spelling of 45221550120 in words is "forty-five billion, two hundred twenty-one million, five hundred fifty thousand, one hundred twenty".