40111623771338 has 24 divisors (see below), whose sum is σ = 70048201504932. Its totient is φ = 17176570381824.

The previous prime is 40111623771283. The next prime is 40111623771371. The reversal of 40111623771338 is 83317732611104.

It can be written as a sum of positive squares in 2 ways, for example, as 31838562349489 + 8273061421849 = 5642567^2 + 2876293^2 .

It is a super-2 number, since 2×40111623771338² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40111623771292 and 40111623771301.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 168041081 + ... + 168279612.

Almost surely, 2^{40111623771338} is an apocalyptic number.

40111623771338 is a deficient number, since it is larger than the sum of its proper divisors (29936577733594).

40111623771338 is a wasteful number, since it uses less digits than its factorization.

40111623771338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336321926 (or 336321919 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 47.

The spelling of 40111623771338 in words is "forty trillion, one hundred eleven billion, six hundred twenty-three million, seven hundred seventy-one thousand, three hundred thirty-eight".