40136856817762 has 32 divisors (see below), whose sum is σ = 62198663238144. Its totient is φ = 19405040054400.

The previous prime is 40136856817751. The next prime is 40136856817777. The reversal of 40136856817762 is 26771865863104.

It is a super-2 number, since 2×40136856817762² (a number of 28 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (64) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 40136856817694 and 40136856817703.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1354084462 + ... + 1354114102.

It is an arithmetic number, because the mean of its divisors is an integer number (1943708226192).

Almost surely, 2^{40136856817762} is an apocalyptic number.

40136856817762 is a deficient number, since it is larger than the sum of its proper divisors (22061806420382).

40136856817762 is a wasteful number, since it uses less digits than its factorization.

40136856817762 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46954.

The product of its (nonzero) digits is 81285120, while the sum is 64.

The spelling of 40136856817762 in words is "forty trillion, one hundred thirty-six billion, eight hundred fifty-six million, eight hundred seventeen thousand, seven hundred sixty-two".