6297749863 has 4 divisors (see below), whose sum is σ = 6297983008. Its totient is φ = 6297516720.

The previous prime is 6297749797. The next prime is 6297749869. The reversal of 6297749863 is 3689477926.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6297749863 - 2⁹ = 6297749351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6297749869) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69798 + ... + 132163.

It is an arithmetic number, because the mean of its divisors is an integer number (1574495752).

Almost surely, 2^6297749863 is an apocalyptic number.

6297749863 is a deficient number, since it is larger than the sum of its proper divisors (233145).

6297749863 is a wasteful number, since it uses less digits than its factorization.

6297749863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233144.

The product of its digits is 27433728, while the sum is 61.

The square root of 6297749863 is about 79358.3635352948. The cubic root of 6297749863 is about 1846.6948400730.

The spelling of 6297749863 in words is "six billion, two hundred ninety-seven million, seven hundred forty-nine thousand, eight hundred sixty-three".