72953122751 has 2 divisors, whose sum is σ = 72953122752. Its totient is φ = 72953122750.

The previous prime is 72953122729. The next prime is 72953122763. The reversal of 72953122751 is 15722135927.

It is a strong prime.

It is an emirp because it is prime and its reverse (15722135927) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 72953122751 - 2⁶ = 72953122687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72953122051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36476561375 + 36476561376.

It is an arithmetic number, because the mean of its divisors is an integer number (36476561376).

Almost surely, 2^72953122751 is an apocalyptic number.

72953122751 is a deficient number, since it is larger than the sum of its proper divisors (1).

72953122751 is an equidigital number, since it uses as much as digits as its factorization.

72953122751 is an evil number, because the sum of its binary digits is even.

The product of its digits is 264600, while the sum is 44.

The spelling of 72953122751 in words is "seventy-two billion, nine hundred fifty-three million, one hundred twenty-two thousand, seven hundred fifty-one".