72034740652742 has 16 divisors (see below), whose sum is σ = 129987501930240. Its totient is φ = 29247187934088.

The previous prime is 72034740652741. The next prime is 72034740652747. The reversal of 72034740652742 is 24725604743027.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72034740652741) 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 7 ways as a sum of consecutive naturals, for example, 135403647578 + ... + 135403648109.

It is an arithmetic number, because the mean of its divisors is an integer number (8124218870640).

Almost surely, 2^{72034740652742} is an apocalyptic number.

72034740652742 is a deficient number, since it is larger than the sum of its proper divisors (57952761277498).

72034740652742 is a wasteful number, since it uses less digits than its factorization.

72034740652742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270807295715.

The product of its (nonzero) digits is 15805440, while the sum is 53.

The spelling of 72034740652742 in words is "seventy-two trillion, thirty-four billion, seven hundred forty million, six hundred fifty-two thousand, seven hundred forty-two".