72674463247 has 2 divisors, whose sum is σ = 72674463248. Its totient is φ = 72674463246.

The previous prime is 72674463181. The next prime is 72674463263. The reversal of 72674463247 is 74236447627.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 72674463247 - 2⁷ = 72674463119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 72674463194 and 72674463203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72674460247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36337231623 + 36337231624.

It is an arithmetic number, because the mean of its divisors is an integer number (36337231624).

Almost surely, 2^72674463247 is an apocalyptic number.

72674463247 is a deficient number, since it is larger than the sum of its proper divisors (1).

72674463247 is an equidigital number, since it uses as much as digits as its factorization.

72674463247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9483264, while the sum is 52.

The spelling of 72674463247 in words is "seventy-two billion, six hundred seventy-four million, four hundred sixty-three thousand, two hundred forty-seven".