2696778146 has 8 divisors (see below), whose sum is σ = 4057389264. Its totient is φ = 1344315060.

The previous prime is 2696778131. The next prime is 2696778193. The reversal of 2696778146 is 6418776962.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2696778146² = 14545224737486394632, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2696778091 and 2696778100.

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, 2036180 + ... + 2037503.

It is an arithmetic number, because the mean of its divisors is an integer number (507173658).

Almost surely, 2^2696778146 is an apocalyptic number.

2696778146 is a deficient number, since it is larger than the sum of its proper divisors (1360611118).

2696778146 is a wasteful number, since it uses less digits than its factorization.

2696778146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4074016.

The product of its digits is 6096384, while the sum is 56.

The square root of 2696778146 is about 51930.5126683725. The cubic root of 2696778146 is about 1391.9225584615.

The spelling of 2696778146 in words is "two billion, six hundred ninety-six million, seven hundred seventy-eight thousand, one hundred forty-six".