2788774546 has 8 divisors (see below), whose sum is σ = 4280444784. Its totient is φ = 1361959620.

The previous prime is 2788774507. The next prime is 2788774553. The reversal of 2788774546 is 6454778872.

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

It is a super-2 number, since 2×2788774546² = 15554526936835012232, which contains 22 as substring.

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, 16213720 + ... + 16213891.

It is an arithmetic number, because the mean of its divisors is an integer number (535055598).

Almost surely, 2^2788774546 is an apocalyptic number.

2788774546 is a deficient number, since it is larger than the sum of its proper divisors (1491670238).

2788774546 is a wasteful number, since it uses less digits than its factorization.

2788774546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32427656.

The product of its digits is 21073920, while the sum is 58.

The square root of 2788774546 is about 52808.8491258804. The cubic root of 2788774546 is about 1407.5736730227.

The spelling of 2788774546 in words is "two billion, seven hundred eighty-eight million, seven hundred seventy-four thousand, five hundred forty-six".