26197883146 has 36 divisors (see below), whose sum is σ = 40756303602. Its totient is φ = 12625346448.

The previous prime is 26197883113. The next prime is 26197883191. The reversal of 26197883146 is 64138879162.

It can be written as a sum of positive squares in only one way, i.e., 20019137121 + 6178746025 = 141489^2 + 78605^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 131647555 + ... + 131647753.

Almost surely, 2^26197883146 is an apocalyptic number.

26197883146 is a deficient number, since it is larger than the sum of its proper divisors (14558420456).

26197883146 is an frugal number, since it uses more digits than its factorization.

26197883146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611 (or 333 counting only the distinct ones).

The product of its digits is 3483648, while the sum is 55.

The spelling of 26197883146 in words is "twenty-six billion, one hundred ninety-seven million, eight hundred eighty-three thousand, one hundred forty-six".