2630642166 has 12 divisors (see below), whose sum is σ = 5699724732. Its totient is φ = 876880716.

The previous prime is 2630642159. The next prime is 2630642173. The reversal of 2630642166 is 6612460362.

2630642166 is a `hidden beast` number, since 2 + 6 + 3 + 0 + 642 + 1 + 6 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (2630642159) and next prime (2630642173).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2630642166.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 73073376 + ... + 73073411.

It is an arithmetic number, because the mean of its divisors is an integer number (474977061).

Almost surely, 2^2630642166 is an apocalyptic number.

2630642166 is an abundant number, since it is smaller than the sum of its proper divisors (3069082566).

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

2630642166 is a wasteful number, since it uses less digits than its factorization.

2630642166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146146795 (or 146146792 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The square root of 2630642166 is about 51289.7861761969. The cubic root of 2630642166 is about 1380.4497179531.

The spelling of 2630642166 in words is "two billion, six hundred thirty million, six hundred forty-two thousand, one hundred sixty-six".