2669609886720 has 704 divisors, whose sum is σ = 10055795728896. Its totient is φ = 591711436800.

The previous prime is 2669609886653. The next prime is 2669609886731. The reversal of 2669609886720 is 276889069662.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1404317770 + ... + 1404319670.

Almost surely, 2^{2669609886720} is an apocalyptic number.

2669609886720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2669609886720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5027897864448).

2669609886720 is an abundant number, since it is smaller than the sum of its proper divisors (7386185842176).

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

2669609886720 is a wasteful number, since it uses less digits than its factorization.

2669609886720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2326 (or 2308 counting only the distinct ones).

The product of its (nonzero) digits is 188116992, while the sum is 69.

The spelling of 2669609886720 in words is "two trillion, six hundred sixty-nine billion, six hundred nine million, eight hundred eighty-six thousand, seven hundred twenty".