45350221660 has 24 divisors (see below), whose sum is σ = 96656893200. Its totient is φ = 17869340544.

The previous prime is 45350221643. The next prime is 45350221661. The reversal of 45350221660 is 6612205354.

It is a super-2 number, since 2×45350221660² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45350221661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16920385 + ... + 16923064.

It is an arithmetic number, because the mean of its divisors is an integer number (4027370550).

Almost surely, 2^45350221660 is an apocalyptic number.

It is an amenable number.

45350221660 is an abundant number, since it is smaller than the sum of its proper divisors (51306671540).

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

45350221660 is a wasteful number, since it uses less digits than its factorization.

45350221660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33843525 (or 33843523 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 45350221660 in words is "forty-five billion, three hundred fifty million, two hundred twenty-one thousand, six hundred sixty".