40220400004424 has 16 divisors (see below), whose sum is σ = 75413330823600. Its totient is φ = 20110178451472.

The previous prime is 40220400004349. The next prime is 40220400004441. The reversal of 40220400004424 is 42440000402204.

It is a super-3 number, since 3×40220400004424³ (a number of 42 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40220400004393 and 40220400004402.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7512779 + ... + 11699685.

It is an arithmetic number, because the mean of its divisors is an integer number (4713333176475).

Almost surely, 2^{40220400004424} is an apocalyptic number.

It is an amenable number.

40220400004424 is a deficient number, since it is larger than the sum of its proper divisors (35192930819176).

40220400004424 is a wasteful number, since it uses less digits than its factorization.

40220400004424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5387692 (or 5387688 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 40220400004424 its reverse (42440000402204), we get a palindrome (82660400406628).

The spelling of 40220400004424 in words is "forty trillion, two hundred twenty billion, four hundred million, four thousand, four hundred twenty-four".