40134334143738 has 32 divisors (see below), whose sum is σ = 80428991938560. Its totient is φ = 13351416988400.

The previous prime is 40134334143733. The next prime is 40134334143763. The reversal of 40134334143738 is 83734143343104.

It is a super-2 number, since 2×40134334143738² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40134334143733) 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, 2849683 + ... + 9401561.

It is an arithmetic number, because the mean of its divisors is an integer number (2513405998080).

Almost surely, 2^{40134334143738} is an apocalyptic number.

40134334143738 is an abundant number, since it is smaller than the sum of its proper divisors (40294657794822).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40134334143738 is a wasteful number, since it uses less digits than its factorization.

40134334143738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6553922.

The product of its (nonzero) digits is 3483648, while the sum is 48.

The spelling of 40134334143738 in words is "forty trillion, one hundred thirty-four billion, three hundred thirty-four million, one hundred forty-three thousand, seven hundred thirty-eight".