45344486992 has 40 divisors (see below), whose sum is σ = 101676627200. Its totient is φ = 19187356032.

The previous prime is 45344486987. The next prime is 45344487047. The reversal of 45344486992 is 29968444354.

It is a super-2 number, since 2×45344486992² (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 7 ways as a sum of consecutive naturals, for example, 2553567 + ... + 2571262.

It is an arithmetic number, because the mean of its divisors is an integer number (2541915680).

Almost surely, 2^45344486992 is an apocalyptic number.

It is an amenable number.

45344486992 is an abundant number, since it is smaller than the sum of its proper divisors (56332140208).

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

45344486992 is a wasteful number, since it uses less digits than its factorization.

45344486992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5124923 (or 5124917 counting only the distinct ones).

The product of its digits is 29859840, while the sum is 58.

The spelling of 45344486992 in words is "forty-five billion, three hundred forty-four million, four hundred eighty-six thousand, nine hundred ninety-two".