45265531646444 has 12 divisors (see below), whose sum is σ = 79220997933000. Its totient is φ = 22630960808448.

The previous prime is 45265531646443. The next prime is 45265531646477. The reversal of 45265531646444 is 44464613556254.

It is a super-2 number, since 2×45265531646444² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45265531646441) 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, 451197269 + ... + 451297580.

It is an arithmetic number, because the mean of its divisors is an integer number (6601749827750).

Almost surely, 2^{45265531646444} is an apocalyptic number.

It is an amenable number.

45265531646444 is a deficient number, since it is larger than the sum of its proper divisors (33955466286556).

45265531646444 is a wasteful number, since it uses less digits than its factorization.

45265531646444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 902507392 (or 902507390 counting only the distinct ones).

The product of its digits is 165888000, while the sum is 59.

The spelling of 45265531646444 in words is "forty-five trillion, two hundred sixty-five billion, five hundred thirty-one million, six hundred forty-six thousand, four hundred forty-four".