72142873015 has 8 divisors (see below), whose sum is σ = 88413393600. Its totient is φ = 56486334432.

The previous prime is 72142873009. The next prime is 72142873027. The reversal of 72142873015 is 51037824127.

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

It is a cyclic number.

It is not a de Polignac number, because 72142873015 - 2⁷ = 72142872887 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153495240 + ... + 153495709.

It is an arithmetic number, because the mean of its divisors is an integer number (11051674200).

Almost surely, 2^72142873015 is an apocalyptic number.

72142873015 is a deficient number, since it is larger than the sum of its proper divisors (16270520585).

72142873015 is a wasteful number, since it uses less digits than its factorization.

72142873015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306991001.

The product of its (nonzero) digits is 94080, while the sum is 40.

The spelling of 72142873015 in words is "seventy-two billion, one hundred forty-two million, eight hundred seventy-three thousand, fifteen".