6245658997 has 4 divisors (see below), whose sum is σ = 6338877856. Its totient is φ = 6152440140.

The previous prime is 6245658983. The next prime is 6245659003. The reversal of 6245658997 is 7998565426.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6245658997 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 (6245658977) 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, 46609329 + ... + 46609462.

It is an arithmetic number, because the mean of its divisors is an integer number (1584719464).

Almost surely, 2^6245658997 is an apocalyptic number.

6245658997 is a gapful number since it is divisible by the number (67) formed by its first and last digit.

It is an amenable number.

6245658997 is a deficient number, since it is larger than the sum of its proper divisors (93218859).

6245658997 is an equidigital number, since it uses as much as digits as its factorization.

6245658997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93218858.

The product of its digits is 32659200, while the sum is 61.

The square root of 6245658997 is about 79029.4818216594. The cubic root of 6245658997 is about 1841.5891867661.

The spelling of 6245658997 in words is "six billion, two hundred forty-five million, six hundred fifty-eight thousand, nine hundred ninety-seven".