2623778012 has 12 divisors (see below), whose sum is σ = 4602267936. Its totient is φ = 1308844320.

The previous prime is 2623777997. The next prime is 2623778029. The reversal of 2623778012 is 2108773262.

It is a super-2 number, since 2×2623778012² = 13768422112509344288, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 759233 + ... + 762680.

It is an arithmetic number, because the mean of its divisors is an integer number (383522328).

Almost surely, 2^2623778012 is an apocalyptic number.

It is an amenable number.

2623778012 is a deficient number, since it is larger than the sum of its proper divisors (1978489924).

2623778012 is a wasteful number, since it uses less digits than its factorization.

2623778012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1522348 (or 1522346 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 38.

The square root of 2623778012 is about 51222.8270598178. The cubic root of 2623778012 is about 1379.2479995862.

The spelling of 2623778012 in words is "two billion, six hundred twenty-three million, seven hundred seventy-eight thousand, twelve".