40452204442544 has 80 divisors (see below), whose sum is σ = 79089277962240. Its totient is φ = 20042949507840.

The previous prime is 40452204442513. The next prime is 40452204442577. The reversal of 40452204442544 is 44524440225404.

It is a super-2 number, since 2×40452204442544² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40452204442495 and 40452204442504.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1421206457 + ... + 1421234919.

It is an arithmetic number, because the mean of its divisors is an integer number (988615974528).

Almost surely, 2^{40452204442544} is an apocalyptic number.

It is an amenable number.

40452204442544 is a deficient number, since it is larger than the sum of its proper divisors (38637073519696).

40452204442544 is a wasteful number, since it uses less digits than its factorization.

40452204442544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30378 (or 30372 counting only the distinct ones).

The product of its (nonzero) digits is 3276800, while the sum is 44.

Adding to 40452204442544 its reverse (44524440225404), we get a palindrome (84976644667948).

The spelling of 40452204442544 in words is "forty trillion, four hundred fifty-two billion, two hundred four million, four hundred forty-two thousand, five hundred forty-four".