72371617327 has 2 divisors, whose sum is σ = 72371617328. Its totient is φ = 72371617326.

The previous prime is 72371617321. The next prime is 72371617333.

72371617327 is nontrivially palindromic in base 10.

It is a balanced prime because it is at equal distance from previous prime (72371617321) and next prime (72371617333).

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 72371617327 - 2²³ = 72363228719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72371617321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36185808663 + 36185808664.

It is an arithmetic number, because the mean of its divisors is an integer number (36185808664).

Almost surely, 2^72371617327 is an apocalyptic number.

72371617327 is a deficient number, since it is larger than the sum of its proper divisors (1).

72371617327 is an equidigital number, since it uses as much as digits as its factorization.

72371617327 is an evil number, because the sum of its binary digits is even.

The product of its digits is 518616, while the sum is 46.

The spelling of 72371617327 in words is "seventy-two billion, three hundred seventy-one million, six hundred seventeen thousand, three hundred twenty-seven".