40220400024044 has 12 divisors (see below), whose sum is σ = 70610574485304. Its totient is φ = 20045950171104.

The previous prime is 40220400024037. The next prime is 40220400024067. The reversal of 40220400024044 is 44042000402204.

It is a super-2 number, since 2×40220400024044² (a number of 28 digits) contains 22 as substring.

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, 16062458822 + ... + 16062461325.

It is an arithmetic number, because the mean of its divisors is an integer number (5884214540442).

Almost surely, 2^{40220400024044} is an apocalyptic number.

It is an amenable number.

40220400024044 is a deficient number, since it is larger than the sum of its proper divisors (30390174461260).

40220400024044 is a wasteful number, since it uses less digits than its factorization.

40220400024044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32124920464 (or 32124920462 counting only the distinct ones).

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

Adding to 40220400024044 its reverse (44042000402204), we get a palindrome (84262400426248).

The spelling of 40220400024044 in words is "forty trillion, two hundred twenty billion, four hundred million, twenty-four thousand, forty-four".