6660892292 has 24 divisors (see below), whose sum is σ = 12032425944. Its totient is φ = 3223971072.

The previous prime is 6660892291. The next prime is 6660892297. The reversal of 6660892292 is 2922980666.

It can be written as a sum of positive squares in 4 ways, for example, as 3418273156 + 3242619136 = 58466^2 + 56944^2 .

It is a super-2 number, since 2×6660892292² = 88734972251250026528, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6660892292.

It is not an unprimeable number, because it can be changed into a prime (6660892291) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85073 + ... + 143384.

It is an arithmetic number, because the mean of its divisors is an integer number (501351081).

Almost surely, 2^6660892292 is an apocalyptic number.

It is an amenable number.

6660892292 is a deficient number, since it is larger than the sum of its proper divisors (5371533652).

6660892292 is a wasteful number, since it uses less digits than its factorization.

6660892292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228695 (or 228693 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 50.

The square root of 6660892292 is about 81614.2897536945. The cubic root of 6660892292 is about 1881.5285113392.

The spelling of 6660892292 in words is "six billion, six hundred sixty million, eight hundred ninety-two thousand, two hundred ninety-two".