72073700134 has 8 divisors (see below), whose sum is σ = 108288658368. Its totient is φ = 35977480680.

The previous prime is 72073700131. The next prime is 72073700137. The reversal of 72073700134 is 43100737027.

It is an interprime number because it is at equal distance from previous prime (72073700131) and next prime (72073700137).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 72073700134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72073700131) 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 3 ways as a sum of consecutive naturals, for example, 29683177 + ... + 29685604.

It is an arithmetic number, because the mean of its divisors is an integer number (13536082296).

Almost surely, 2^72073700134 is an apocalyptic number.

72073700134 is a deficient number, since it is larger than the sum of its proper divisors (36214958234).

72073700134 is a wasteful number, since it uses less digits than its factorization.

72073700134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59369390.

The product of its (nonzero) digits is 24696, while the sum is 34.

The spelling of 72073700134 in words is "seventy-two billion, seventy-three million, seven hundred thousand, one hundred thirty-four".