6407697479 has 2 divisors, whose sum is σ = 6407697480. Its totient is φ = 6407697478.

The previous prime is 6407697467. The next prime is 6407697493. The reversal of 6407697479 is 9747967046.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6407697479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6407697379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3203848739 + 3203848740.

It is an arithmetic number, because the mean of its divisors is an integer number (3203848740).

Almost surely, 2^6407697479 is an apocalyptic number.

6407697479 is a deficient number, since it is larger than the sum of its proper divisors (1).

6407697479 is an equidigital number, since it uses as much as digits as its factorization.

6407697479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16003008, while the sum is 59.

The square root of 6407697479 is about 80048.0947868218. The cubic root of 6407697479 is about 1857.3795796576.

The spelling of 6407697479 in words is "six billion, four hundred seven million, six hundred ninety-seven thousand, four hundred seventy-nine".