72354608823 has 8 divisors (see below), whose sum is σ = 110254642048. Its totient is φ = 41345490744.

The previous prime is 72354608789. The next prime is 72354608839. The reversal of 72354608823 is 32880645327.

It is a happy number.

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

It is not a de Polignac number, because 72354608823 - 2¹² = 72354604727 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 (72354604823) 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, 1722728761 + ... + 1722728802.

It is an arithmetic number, because the mean of its divisors is an integer number (13781830256).

Almost surely, 2^72354608823 is an apocalyptic number.

72354608823 is a deficient number, since it is larger than the sum of its proper divisors (37900033225).

72354608823 is a wasteful number, since it uses less digits than its factorization.

72354608823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3445457573.

The product of its (nonzero) digits is 1935360, while the sum is 48.

The spelling of 72354608823 in words is "seventy-two billion, three hundred fifty-four million, six hundred eight thousand, eight hundred twenty-three".