40140734217190 has 32 divisors (see below), whose sum is σ = 73478554306560. Its totient is φ = 15784024196064.

The previous prime is 40140734217121. The next prime is 40140734217191. The reversal of 40140734217190 is 9171243704104.

It is a super-2 number, since 2×40140734217190² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40140734217191) 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, 107265787 + ... + 107639353.

It is an arithmetic number, because the mean of its divisors is an integer number (2296204822080).

Almost surely, 2^{40140734217190} is an apocalyptic number.

40140734217190 is a deficient number, since it is larger than the sum of its proper divisors (33337820089370).

40140734217190 is a wasteful number, since it uses less digits than its factorization.

40140734217190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555756.

The product of its (nonzero) digits is 169344, while the sum is 43.

The spelling of 40140734217190 in words is "forty trillion, one hundred forty billion, seven hundred thirty-four million, two hundred seventeen thousand, one hundred ninety".