826273122098 has 54 divisors (see below), whose sum is σ = 1296588760389. Its totient is φ = 394909900800.

The previous prime is 826273122089. The next prime is 826273122137. The reversal of 826273122098 is 890221372628.

It is a happy number.

It can be written as a sum of positive squares in 14 ways, for example, as 195228771409 + 631044350689 = 441847^2 + 794383^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=642757.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 3215070386 + ... + 3215070642.

Almost surely, 2^826273122098 is an apocalyptic number.

826273122098 is a deficient number, since it is larger than the sum of its proper divisors (470315638291).

826273122098 is an frugal number, since it uses more digits than its factorization.

826273122098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 720 (or 361 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 50.

Multiplying 826273122098 by its sum of digits (50), we get a square (41313656104900 = 6427570²).

The spelling of 826273122098 in words is "eight hundred twenty-six billion, two hundred seventy-three million, one hundred twenty-two thousand, ninety-eight".