40024400442436 has 48 divisors (see below), whose sum is σ = 71877892710400. Its totient is φ = 19496379475872.

The previous prime is 40024400442413. The next prime is 40024400442437. The reversal of 40024400442436 is 63424400442004.

It is a super-2 number, since 2×40024400442436² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40024400442395 and 40024400442404.

It is not an unprimeable number, because it can be changed into a prime (40024400442437) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4364461 + ... + 9954763.

Almost surely, 2^{40024400442436} is an apocalyptic number.

It is an amenable number.

40024400442436 is a deficient number, since it is larger than the sum of its proper divisors (31853492267964).

40024400442436 is a wasteful number, since it uses less digits than its factorization.

40024400442436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5590688 (or 5590686 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 37.

The spelling of 40024400442436 in words is "forty trillion, twenty-four billion, four hundred million, four hundred forty-two thousand, four hundred thirty-six".