2132778676 has 24 divisors (see below), whose sum is σ = 4284197120. Its totient is φ = 910053792.

The previous prime is 2132778653. The next prime is 2132778701. The reversal of 2132778676 is 6768772312.

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 7 ways as a sum of consecutive naturals, for example, 159900 + ... + 172723.

Almost surely, 2^2132778676 is an apocalyptic number.

It is an amenable number.

2132778676 is an abundant number, since it is smaller than the sum of its proper divisors (2151418444).

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

2132778676 is a wasteful number, since it uses less digits than its factorization.

2132778676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332863 (or 332861 counting only the distinct ones).

The product of its digits is 1185408, while the sum is 49.

The square root of 2132778676 is about 46182.0168030804. The cubic root of 2132778676 is about 1287.2076040190.

It can be divided in two parts, 213 and 2778676, that added together give a square (2778889 = 1667²).

The spelling of 2132778676 in words is "two billion, one hundred thirty-two million, seven hundred seventy-eight thousand, six hundred seventy-six".