72860164742 has 8 divisors (see below), whose sum is σ = 109346328000. Its totient is φ = 36411388744.

The previous prime is 72860164691. The next prime is 72860164771. The reversal of 72860164742 is 24746106827.

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

It is a congruent number.

It is an unprimeable number.

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, 9341942 + ... + 9349737.

It is an arithmetic number, because the mean of its divisors is an integer number (13668291000).

Almost surely, 2^72860164742 is an apocalyptic number.

72860164742 is a deficient number, since it is larger than the sum of its proper divisors (36486163258).

72860164742 is a wasteful number, since it uses less digits than its factorization.

72860164742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18693630.

The product of its (nonzero) digits is 903168, while the sum is 47.

The spelling of 72860164742 in words is "seventy-two billion, eight hundred sixty million, one hundred sixty-four thousand, seven hundred forty-two".