6611002251 has 16 divisors (see below), whose sum is σ = 10076736000. Its totient is φ = 3776655168.

The previous prime is 6611002249. The next prime is 6611002261. The reversal of 6611002251 is 1522001166.

It is not a de Polignac number, because 6611002251 - 2¹ = 6611002249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6611002241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35775 + ... + 120423.

It is an arithmetic number, because the mean of its divisors is an integer number (629796000).

Almost surely, 2^6611002251 is an apocalyptic number.

6611002251 is a deficient number, since it is larger than the sum of its proper divisors (3465733749).

6611002251 is a wasteful number, since it uses less digits than its factorization.

6611002251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88378.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 6611002251 is about 81308.0700238297. The cubic root of 6611002251 is about 1876.8191885596.

The spelling of 6611002251 in words is "six billion, six hundred eleven million, two thousand, two hundred fifty-one".