72523099807 has 8 divisors (see below), whose sum is σ = 76429618160. Its totient is φ = 68625532800.

The previous prime is 72523099799. The next prime is 72523099841. The reversal of 72523099807 is 70899032527.

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

It is a cyclic number.

It is not a de Polignac number, because 72523099807 - 2³ = 72523099799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72523097807) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2221194 + ... + 2253607.

It is an arithmetic number, because the mean of its divisors is an integer number (9553702270).

Almost surely, 2^72523099807 is an apocalyptic number.

72523099807 is a deficient number, since it is larger than the sum of its proper divisors (3906518353).

72523099807 is a wasteful number, since it uses less digits than its factorization.

72523099807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4475673.

The product of its (nonzero) digits is 1905120, while the sum is 52.

The spelling of 72523099807 in words is "seventy-two billion, five hundred twenty-three million, ninety-nine thousand, eight hundred seven".