2663690672 has 10 divisors (see below), whose sum is σ = 5160900708. Its totient is φ = 1331845328.

The previous prime is 2663690671. The next prime is 2663690681. The reversal of 2663690672 is 2760963662.

It is a happy number.

It is a super-3 number, since 3×2663690672³ (a number of 29 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2663690671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83240318 + ... + 83240349.

Almost surely, 2^2663690672 is an apocalyptic number.

It is an amenable number.

2663690672 is a deficient number, since it is larger than the sum of its proper divisors (2497210036).

2663690672 is a wasteful number, since it uses less digits than its factorization.

2663690672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166480675 (or 166480669 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 47.

The square root of 2663690672 is about 51610.9549611320. The cubic root of 2663690672 is about 1386.2064968190.

The spelling of 2663690672 in words is "two billion, six hundred sixty-three million, six hundred ninety thousand, six hundred seventy-two".