2516223166 has 8 divisors (see below), whose sum is σ = 3782856024. Its totient is φ = 1255271160.

The previous prime is 2516223139. The next prime is 2516223169. The reversal of 2516223166 is 6613226152.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2516223166² = 12662758042230127112, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2516223169) 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, 1419105 + ... + 1420876.

It is an arithmetic number, because the mean of its divisors is an integer number (472857003).

Almost surely, 2^2516223166 is an apocalyptic number.

2516223166 is a deficient number, since it is larger than the sum of its proper divisors (1266632858).

2516223166 is a wasteful number, since it uses less digits than its factorization.

2516223166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2840426.

The product of its digits is 25920, while the sum is 34.

The square root of 2516223166 is about 50161.9693193957. The cubic root of 2516223166 is about 1360.1382439488.

The spelling of 2516223166 in words is "two billion, five hundred sixteen million, two hundred twenty-three thousand, one hundred sixty-six".