2643016630 has 16 divisors (see below), whose sum is σ = 4801893840. Its totient is φ = 1047325792.

The previous prime is 2643016613. The next prime is 2643016637. The reversal of 2643016630 is 366103462.

It is a junction number, because it is equal to n+sod(n) for n = 2643016592 and 2643016601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2643016637) 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, 1233985 + ... + 1236124.

It is an arithmetic number, because the mean of its divisors is an integer number (300118365).

Almost surely, 2^2643016630 is an apocalyptic number.

2643016630 is a deficient number, since it is larger than the sum of its proper divisors (2158877210).

2643016630 is a wasteful number, since it uses less digits than its factorization.

2643016630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2470223.

The product of its (nonzero) digits is 15552, while the sum is 31.

The square root of 2643016630 is about 51410.2774744506. The cubic root of 2643016630 is about 1382.6108645631.

The spelling of 2643016630 in words is "two billion, six hundred forty-three million, sixteen thousand, six hundred thirty".