72730776248024 has 32 divisors (see below), whose sum is σ = 144885400045200. Its totient is φ = 34162452213120.

The previous prime is 72730776247999. The next prime is 72730776248071. The reversal of 72730776248024 is 42084267703727.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4236406622 + ... + 4236423789.

Almost surely, 2^{72730776248024} is an apocalyptic number.

72730776248024 is a gapful number since it is divisible by the number (74) formed by its first and last digit.

It is an amenable number.

72730776248024 is a deficient number, since it is larger than the sum of its proper divisors (72154623797176).

72730776248024 is a wasteful number, since it uses less digits than its factorization.

72730776248024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8472830483 (or 8472830479 counting only the distinct ones).

The product of its (nonzero) digits is 44255232, while the sum is 59.

The spelling of 72730776248024 in words is "seventy-two trillion, seven hundred thirty billion, seven hundred seventy-six million, two hundred forty-eight thousand, twenty-four".