1916992548026 has 16 divisors (see below), whose sum is σ = 2900487393384. Its totient is φ = 950191617024.

The previous prime is 1916992548017. The next prime is 1916992548041. The reversal of 1916992548026 is 6208452996191.

It is a Cunningham number, because it is equal to 1384555²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 561898660801 + 1355093887225 = 749599^2 + 1164085^2 .

It is a Smith number, since the sum of its digits (62) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 1916992548026.

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, 6913775 + ... + 7185698.

Almost surely, 2^{1916992548026} is an apocalyptic number.

1916992548026 is a deficient number, since it is larger than the sum of its proper divisors (983494845358).

1916992548026 is a wasteful number, since it uses less digits than its factorization.

1916992548026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14100065.

The product of its (nonzero) digits is 16796160, while the sum is 62.

The spelling of 1916992548026 in words is "one trillion, nine hundred sixteen billion, nine hundred ninety-two million, five hundred forty-eight thousand, twenty-six".