72116255334 has 128 divisors (see below), whose sum is σ = 159277662720. Its totient is φ = 21685708800.

The previous prime is 72116255311. The next prime is 72116255347. The reversal of 72116255334 is 43355261127.

It is a junction number, because it is equal to n+sod(n) for n = 72116255292 and 72116255301.

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 63 ways as a sum of consecutive naturals, for example, 62008237 + ... + 62009399.

It is an arithmetic number, because the mean of its divisors is an integer number (1244356740).

Almost surely, 2^72116255334 is an apocalyptic number.

72116255334 is a gapful number since it is divisible by the number (74) formed by its first and last digit.

72116255334 is an abundant number, since it is smaller than the sum of its proper divisors (87161407386).

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

72116255334 is a wasteful number, since it uses less digits than its factorization.

72116255334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1526.

The product of its digits is 151200, while the sum is 39.

The spelling of 72116255334 in words is "seventy-two billion, one hundred sixteen million, two hundred fifty-five thousand, three hundred thirty-four".