72337469999 has 4 divisors (see below), whose sum is σ = 72498578400. Its totient is φ = 72176361600.

The previous prime is 72337469987. The next prime is 72337470013. The reversal of 72337469999 is 99996473327.

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 72337469999 - 2¹² = 72337465903 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 (72337469969) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 80553527 + ... + 80554424.

It is an arithmetic number, because the mean of its divisors is an integer number (18124644600).

Almost surely, 2^72337469999 is an apocalyptic number.

72337469999 is a deficient number, since it is larger than the sum of its proper divisors (161108401).

72337469999 is a wasteful number, since it uses less digits than its factorization.

72337469999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161108400.

The product of its digits is 138883248, while the sum is 68.

The spelling of 72337469999 in words is "seventy-two billion, three hundred thirty-seven million, four hundred sixty-nine thousand, nine hundred ninety-nine".