40134184540730 has 64 divisors (see below), whose sum is σ = 84843243555840. Its totient is φ = 13380482513664.

The previous prime is 40134184540691. The next prime is 40134184540739. The reversal of 40134184540730 is 3704548143104.

It is a super-2 number, since 2×40134184540730² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40134184540739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 191570 + ... + 8961309.

It is an arithmetic number, because the mean of its divisors is an integer number (1325675680560).

Almost surely, 2^{40134184540730} is an apocalyptic number.

40134184540730 is an abundant number, since it is smaller than the sum of its proper divisors (44709059015110).

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

40134184540730 is a wasteful number, since it uses less digits than its factorization.

40134184540730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9154623.

The product of its (nonzero) digits is 645120, while the sum is 44.

The spelling of 40134184540730 in words is "forty trillion, one hundred thirty-four billion, one hundred eighty-four million, five hundred forty thousand, seven hundred thirty".