6647852258 has 32 divisors (see below), whose sum is σ = 10409152320. Its totient is φ = 3181443840.

The previous prime is 6647852249. The next prime is 6647852269. The reversal of 6647852258 is 8522587466.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3109766 + ... + 3111902.

It is an arithmetic number, because the mean of its divisors is an integer number (325286010).

Almost surely, 2^6647852258 is an apocalyptic number.

6647852258 is a deficient number, since it is larger than the sum of its proper divisors (3761300062).

6647852258 is a wasteful number, since it uses less digits than its factorization.

6647852258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2882.

The product of its digits is 6451200, while the sum is 53.

The square root of 6647852258 is about 81534.3624369505. The cubic root of 6647852258 is about 1880.2998859551.

The spelling of 6647852258 in words is "six billion, six hundred forty-seven million, eight hundred fifty-two thousand, two hundred fifty-eight".