72766670467 has 2 divisors, whose sum is σ = 72766670468. Its totient is φ = 72766670466.

The previous prime is 72766670437. The next prime is 72766670479. The reversal of 72766670467 is 76407666727.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 72766670467 - 2¹¹ = 72766668419 is a prime.

It is not a weakly prime, because it can be changed into another prime (72766670437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36383335233 + 36383335234.

It is an arithmetic number, because the mean of its divisors is an integer number (36383335234).

Almost surely, 2^72766670467 is an apocalyptic number.

72766670467 is a deficient number, since it is larger than the sum of its proper divisors (1).

72766670467 is an equidigital number, since it uses as much as digits as its factorization.

72766670467 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24893568, while the sum is 58.

The spelling of 72766670467 in words is "seventy-two billion, seven hundred sixty-six million, six hundred seventy thousand, four hundred sixty-seven".