6246405479 has 2 divisors, whose sum is σ = 6246405480. Its totient is φ = 6246405478.

The previous prime is 6246405463. The next prime is 6246405559. The reversal of 6246405479 is 9745046426.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6246405479 - 2⁴ = 6246405463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6246405679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3123202739 + 3123202740.

It is an arithmetic number, because the mean of its divisors is an integer number (3123202740).

Almost surely, 2^6246405479 is an apocalyptic number.

6246405479 is a deficient number, since it is larger than the sum of its proper divisors (1).

6246405479 is an equidigital number, since it uses as much as digits as its factorization.

6246405479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1451520, while the sum is 47.

The square root of 6246405479 is about 79034.2044876774. The cubic root of 6246405479 is about 1841.6625528387.

The spelling of 6246405479 in words is "six billion, two hundred forty-six million, four hundred five thousand, four hundred seventy-nine".