45442204244 has 12 divisors (see below), whose sum is σ = 79579595424. Its totient is φ = 22705176984.

The previous prime is 45442204243. The next prime is 45442204279. The reversal of 45442204244 is 44240224454.

It is a happy number.

It is a super-2 number, since 2×45442204244² (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 (45442204243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3974864 + ... + 3986279.

It is an arithmetic number, because the mean of its divisors is an integer number (6631632952).

Almost surely, 2^45442204244 is an apocalyptic number.

It is an amenable number.

45442204244 is a deficient number, since it is larger than the sum of its proper divisors (34137391180).

45442204244 is a wasteful number, since it uses less digits than its factorization.

45442204244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7962574 (or 7962572 counting only the distinct ones).

The product of its (nonzero) digits is 163840, while the sum is 35.

Adding to 45442204244 its reverse (44240224454), we get a palindrome (89682428698).

The spelling of 45442204244 in words is "forty-five billion, four hundred forty-two million, two hundred four thousand, two hundred forty-four".