2673661880 has 16 divisors (see below), whose sum is σ = 6015739320. Its totient is φ = 1069464736.

The previous prime is 2673661871. The next prime is 2673661897. The reversal of 2673661880 is 881663762.

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, 33420734 + ... + 33420813.

Almost surely, 2^2673661880 is an apocalyptic number.

2673661880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2673661880 is an abundant number, since it is smaller than the sum of its proper divisors (3342077440).

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

2673661880 is a wasteful number, since it uses less digits than its factorization.

2673661880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66841558 (or 66841554 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 47.

The square root of 2673661880 is about 51707.4644514697. The cubic root of 2673661880 is about 1387.9340424936.

The spelling of 2673661880 in words is "two billion, six hundred seventy-three million, six hundred sixty-one thousand, eight hundred eighty".