6786374426 has 16 divisors (see below), whose sum is σ = 11071149768. Its totient is φ = 3101160000.

The previous prime is 6786374389. The next prime is 6786374429. The reversal of 6786374426 is 6244736876.

It can be written as a sum of positive squares in 4 ways, for example, as 6585160201 + 201214225 = 81149^2 + 14185^2 .

It is not an unprimeable number, because it can be changed into a prime (6786374429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1289525 + ... + 1294776.

Almost surely, 2^6786374426 is an apocalyptic number.

6786374426 is a deficient number, since it is larger than the sum of its proper divisors (4284775342).

6786374426 is a wasteful number, since it uses less digits than its factorization.

6786374426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2584417.

The product of its digits is 8128512, while the sum is 53.

The square root of 6786374426 is about 82379.4539069057. The cubic root of 6786374426 is about 1893.2702288846.

The spelling of 6786374426 in words is "six billion, seven hundred eighty-six million, three hundred seventy-four thousand, four hundred twenty-six".