7663045656 has 64 divisors (see below), whose sum is σ = 22033946880. Its totient is φ = 2175488640.

The previous prime is 7663045627. The next prime is 7663045657. The reversal of 7663045656 is 6565403667.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7663045657) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118890 + ... + 171641.

It is an arithmetic number, because the mean of its divisors is an integer number (344280420).

Almost surely, 2^7663045656 is an apocalyptic number.

It is an amenable number.

7663045656 is an abundant number, since it is smaller than the sum of its proper divisors (14370901224).

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

7663045656 is a wasteful number, since it uses less digits than its factorization.

7663045656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290704 (or 290700 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 48.

The square root of 7663045656 is about 87538.8237069702. The cubic root of 7663045656 is about 1971.5167492410.

The spelling of 7663045656 in words is "seven billion, six hundred sixty-three million, forty-five thousand, six hundred fifty-six".