45400220244 has 144 divisors (see below), whose sum is σ = 125208720000. Its totient is φ = 13815809280.

The previous prime is 45400220221. The next prime is 45400220269. The reversal of 45400220244 is 44202200454.

45400220244 is a `hidden beast` number, since 454 + 0 + 0 + 2 + 202 + 4 + 4 = 666.

It is a super-2 number, since 2×45400220244² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11879854 + ... + 11883674.

It is an arithmetic number, because the mean of its divisors is an integer number (869505000).

Almost surely, 2^45400220244 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45400220244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62604360000).

45400220244 is an abundant number, since it is smaller than the sum of its proper divisors (79808499756).

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

45400220244 is a wasteful number, since it uses less digits than its factorization.

45400220244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4478 (or 4473 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 27.

Adding to 45400220244 its reverse (44202200454), we get a palindrome (89602420698).

The spelling of 45400220244 in words is "forty-five billion, four hundred million, two hundred twenty thousand, two hundred forty-four".