72450590313 has 8 divisors (see below), whose sum is σ = 98238088800. Its totient is φ = 47481742688.

The previous prime is 72450590309. The next prime is 72450590321. The reversal of 72450590313 is 31309505427.

It is a happy number.

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 72450590313 - 2² = 72450590309 is a prime.

It is not an unprimeable number, because it can be changed into a prime (72450590413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204662508 + ... + 204662861.

It is an arithmetic number, because the mean of its divisors is an integer number (12279761100).

Almost surely, 2^72450590313 is an apocalyptic number.

It is an amenable number.

72450590313 is a deficient number, since it is larger than the sum of its proper divisors (25787498487).

72450590313 is a wasteful number, since it uses less digits than its factorization.

72450590313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409325431.

The product of its (nonzero) digits is 113400, while the sum is 39.

The spelling of 72450590313 in words is "seventy-two billion, four hundred fifty million, five hundred ninety thousand, three hundred thirteen".