72368468267 has 4 divisors (see below), whose sum is σ = 74863932720. Its totient is φ = 69873003816.

The previous prime is 72368468153. The next prime is 72368468287. The reversal of 72368468267 is 76286486327.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 72368468267 - 2²⁴ = 72351691051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72368468287) 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, 1247732183 + ... + 1247732240.

It is an arithmetic number, because the mean of its divisors is an integer number (18715983180).

Almost surely, 2^72368468267 is an apocalyptic number.

72368468267 is a deficient number, since it is larger than the sum of its proper divisors (2495464453).

72368468267 is a wasteful number, since it uses less digits than its factorization.

72368468267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2495464452.

The product of its digits is 32514048, while the sum is 59.

The spelling of 72368468267 in words is "seventy-two billion, three hundred sixty-eight million, four hundred sixty-eight thousand, two hundred sixty-seven".