6651611262 has 24 divisors (see below), whose sum is σ = 14746984824. Its totient is φ = 2165640624.

The previous prime is 6651611231. The next prime is 6651611279. The reversal of 6651611262 is 2621161566.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4296133 + ... + 4297680.

It is an arithmetic number, because the mean of its divisors is an integer number (614457701).

Almost surely, 2^6651611262 is an apocalyptic number.

6651611262 is an abundant number, since it is smaller than the sum of its proper divisors (8095373562).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6651611262 is a wasteful number, since it uses less digits than its factorization.

6651611262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8593864 (or 8593861 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 6651611262 is about 81557.4108343319. The cubic root of 6651611262 is about 1880.6542220993.

The spelling of 6651611262 in words is "six billion, six hundred fifty-one million, six hundred eleven thousand, two hundred sixty-two".