72969357047 has 2 divisors, whose sum is σ = 72969357048. Its totient is φ = 72969357046.

The previous prime is 72969357011. The next prime is 72969357059. The reversal of 72969357047 is 74075396927.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 72969357047 - 2²⁰ = 72968308471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72969357007) 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 as a sum of consecutive naturals, namely, 36484678523 + 36484678524.

It is an arithmetic number, because the mean of its divisors is an integer number (36484678524).

Almost surely, 2^72969357047 is an apocalyptic number.

72969357047 is a deficient number, since it is larger than the sum of its proper divisors (1).

72969357047 is an equidigital number, since it uses as much as digits as its factorization.

72969357047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20003760, while the sum is 59.

The spelling of 72969357047 in words is "seventy-two billion, nine hundred sixty-nine million, three hundred fifty-seven thousand, forty-seven".