72556676459 has 2 divisors, whose sum is σ = 72556676460. Its totient is φ = 72556676458.

The previous prime is 72556676407. The next prime is 72556676501. The reversal of 72556676459 is 95467665527.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 72556676459 - 2³² = 68261709163 is a prime.

It is not a weakly prime, because it can be changed into another prime (72556676659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36278338229 + 36278338230.

It is an arithmetic number, because the mean of its divisors is an integer number (36278338230).

Almost surely, 2^72556676459 is an apocalyptic number.

72556676459 is a deficient number, since it is larger than the sum of its proper divisors (1).

72556676459 is an equidigital number, since it uses as much as digits as its factorization.

72556676459 is an evil number, because the sum of its binary digits is even.

The product of its digits is 95256000, while the sum is 62.

The spelling of 72556676459 in words is "seventy-two billion, five hundred fifty-six million, six hundred seventy-six thousand, four hundred fifty-nine".