45450601220 has 12 divisors (see below), whose sum is σ = 95446262604. Its totient is φ = 18180240480.

The previous prime is 45450601187. The next prime is 45450601283. The reversal of 45450601220 is 2210605454.

It can be written as a sum of positive squares in 2 ways, for example, as 11894956096 + 33555645124 = 109064^2 + 183182^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1136265011 + ... + 1136265050.

It is an arithmetic number, because the mean of its divisors is an integer number (7953855217).

Almost surely, 2^45450601220 is an apocalyptic number.

It is an amenable number.

45450601220 is an abundant number, since it is smaller than the sum of its proper divisors (49995661384).

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

45450601220 is a wasteful number, since it uses less digits than its factorization.

45450601220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2272530070 (or 2272530068 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

The spelling of 45450601220 in words is "forty-five billion, four hundred fifty million, six hundred one thousand, two hundred twenty".