69713849940479 has 2 divisors, whose sum is σ = 69713849940480. Its totient is φ = 69713849940478.

The previous prime is 69713849940421. The next prime is 69713849940491. The reversal of 69713849940479 is 97404994831796.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 69713849940479 - 2¹² = 69713849936383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (69713849540479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34856924970239 + 34856924970240.

It is an arithmetic number, because the mean of its divisors is an integer number (34856924970240).

Almost surely, 2^{69713849940479} is an apocalyptic number.

69713849940479 is a deficient number, since it is larger than the sum of its proper divisors (1).

69713849940479 is an equidigital number, since it uses as much as digits as its factorization.

69713849940479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2962842624, while the sum is 80.

The spelling of 69713849940479 in words is "sixty-nine trillion, seven hundred thirteen billion, eight hundred forty-nine million, nine hundred forty thousand, four hundred seventy-nine".