40455442504 has 32 divisors (see below), whose sum is σ = 84543112800. Its totient is φ = 18035861760.

The previous prime is 40455442501. The next prime is 40455442507. The reversal of 40455442504 is 40524455404.

It is an interprime number because it is at equal distance from previous prime (40455442501) and next prime (40455442507).

It is a super-3 number, since 3×40455442504³ (a number of 33 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (40455442501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7825482 + ... + 7830649.

It is an arithmetic number, because the mean of its divisors is an integer number (2641972275).

Almost surely, 2^40455442504 is an apocalyptic number.

It is an amenable number.

40455442504 is an abundant number, since it is smaller than the sum of its proper divisors (44087670296).

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

40455442504 is a wasteful number, since it uses less digits than its factorization.

40455442504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15656173 (or 15656169 counting only the distinct ones).

The product of its (nonzero) digits is 256000, while the sum is 37.

Adding to 40455442504 its reverse (40524455404), we get a palindrome (80979897908).

The spelling of 40455442504 in words is "forty billion, four hundred fifty-five million, four hundred forty-two thousand, five hundred four".