72318104445122 has 8 divisors (see below), whose sum is σ = 108477257515536. Its totient is φ = 36159018606612.

The previous prime is 72318104445121. The next prime is 72318104445143. The reversal of 72318104445122 is 22154440181327.

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

It is not an unprimeable number, because it can be changed into a prime (72318104445121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14026808 + ... + 18476675.

It is an arithmetic number, because the mean of its divisors is an integer number (13559657189442).

Almost surely, 2^{72318104445122} is an apocalyptic number.

72318104445122 is a deficient number, since it is larger than the sum of its proper divisors (36159153070414).

72318104445122 is a wasteful number, since it uses less digits than its factorization.

72318104445122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33615952.

The product of its (nonzero) digits is 430080, while the sum is 44.

The spelling of 72318104445122 in words is "seventy-two trillion, three hundred eighteen billion, one hundred four million, four hundred forty-five thousand, one hundred twenty-two".