7466640799 has 2 divisors, whose sum is σ = 7466640800. Its totient is φ = 7466640798.

The previous prime is 7466640761. The next prime is 7466640809. The reversal of 7466640799 is 9970466647.

It is a strong prime.

It is an emirp because it is prime and its reverse (9970466647) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7466640799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7466640739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3733320399 + 3733320400.

It is an arithmetic number, because the mean of its divisors is an integer number (3733320400).

Almost surely, 2^7466640799 is an apocalyptic number.

7466640799 is a deficient number, since it is larger than the sum of its proper divisors (1).

7466640799 is an equidigital number, since it uses as much as digits as its factorization.

7466640799 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13716864, while the sum is 58.

The square root of 7466640799 is about 86409.7262986060. The cubic root of 7466640799 is about 1954.5273547315.

The spelling of 7466640799 in words is "seven billion, four hundred sixty-six million, six hundred forty thousand, seven hundred ninety-nine".