72607265201 has 4 divisors (see below), whose sum is σ = 72708249600. Its totient is φ = 72506280804.

The previous prime is 72607265197. The next prime is 72607265221. The reversal of 72607265201 is 10256270627.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 72607265201 - 2² = 72607265197 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (72607265221) 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, 50491121 + ... + 50492558.

It is an arithmetic number, because the mean of its divisors is an integer number (18177062400).

Almost surely, 2^72607265201 is an apocalyptic number.

It is an amenable number.

72607265201 is a deficient number, since it is larger than the sum of its proper divisors (100984399).

72607265201 is a wasteful number, since it uses less digits than its factorization.

72607265201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100984398.

The product of its (nonzero) digits is 70560, while the sum is 38.

The spelling of 72607265201 in words is "seventy-two billion, six hundred seven million, two hundred sixty-five thousand, two hundred one".