5197898179026 has 36 divisors (see below), whose sum is σ = 13100825004462. Its totient is φ = 1485113765184.

The previous prime is 5197898179009. The next prime is 5197898179037. The reversal of 5197898179026 is 6209718987915.

It is a happy number.

5197898179026 is a `hidden beast` number, since 519 + 7 + 8 + 9 + 8 + 17 + 90 + 2 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4666312827225 + 531585351801 = 2160165^2 + 729099^2 .

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, 2946653415 + ... + 2946655178.

Almost surely, 2^{5197898179026} is an apocalyptic number.

5197898179026 is an abundant number, since it is smaller than the sum of its proper divisors (7902926825436).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5197898179026 is a wasteful number, since it uses less digits than its factorization.

5197898179026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5893308615 (or 5893308605 counting only the distinct ones).

The product of its (nonzero) digits is 137168640, while the sum is 72.

The spelling of 5197898179026 in words is "five trillion, one hundred ninety-seven billion, eight hundred ninety-eight million, one hundred seventy-nine thousand, twenty-six".