2673788636 has 12 divisors (see below), whose sum is σ = 4679765328. Its totient is φ = 1336712832.

The previous prime is 2673788629. The next prime is 2673788651. The reversal of 2673788636 is 6368873762.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8981 + ... + 73676.

It is an arithmetic number, because the mean of its divisors is an integer number (389980444).

Almost surely, 2^2673788636 is an apocalyptic number.

It is an amenable number.

2673788636 is a deficient number, since it is larger than the sum of its proper divisors (2005976692).

2673788636 is a wasteful number, since it uses less digits than its factorization.

2673788636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90748 (or 90746 counting only the distinct ones).

The product of its digits is 12192768, while the sum is 56.

The square root of 2673788636 is about 51708.6901400529. The cubic root of 2673788636 is about 1387.9559757316.

The spelling of 2673788636 in words is "two billion, six hundred seventy-three million, seven hundred eighty-eight thousand, six hundred thirty-six".