72466074797 has 2 divisors, whose sum is σ = 72466074798. Its totient is φ = 72466074796.

The previous prime is 72466074749. The next prime is 72466074817. The reversal of 72466074797 is 79747066427.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 69830176516 + 2635898281 = 264254^2 + 51341^2 .

It is a cyclic number.

It is not a de Polignac number, because 72466074797 - 2¹² = 72466070701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72466074497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36233037398 + 36233037399.

It is an arithmetic number, because the mean of its divisors is an integer number (36233037399).

Almost surely, 2^72466074797 is an apocalyptic number.

It is an amenable number.

72466074797 is a deficient number, since it is larger than the sum of its proper divisors (1).

72466074797 is an equidigital number, since it uses as much as digits as its factorization.

72466074797 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24893568, while the sum is 59.

The spelling of 72466074797 in words is "seventy-two billion, four hundred sixty-six million, seventy-four thousand, seven hundred ninety-seven".