1026680658822 has 320 divisors, whose sum is σ = 2995065722880. Its totient is φ = 255446078976.

The previous prime is 1026680658821. The next prime is 1026680658823. The reversal of 1026680658822 is 2288560866201.

It is a happy number.

1026680658822 is a `hidden beast` number, since 10 + 26 + 6 + 8 + 0 + 6 + 588 + 22 = 666.

It is an interprime number because it is at equal distance from previous prime (1026680658821) and next prime (1026680658823).

It is a super-4 number, since 4×1026680658822⁴ (a number of 49 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1026680658821) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 24731079 + ... + 24772557.

It is an arithmetic number, because the mean of its divisors is an integer number (9359580384).

Almost surely, 2^{1026680658822} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1026680658822, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1497532861440).

1026680658822 is an abundant number, since it is smaller than the sum of its proper divisors (1968385064058).

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

1026680658822 is a wasteful number, since it uses less digits than its factorization.

1026680658822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41609 (or 41600 counting only the distinct ones).

The product of its (nonzero) digits is 4423680, while the sum is 54.

The spelling of 1026680658822 in words is "one trillion, twenty-six billion, six hundred eighty million, six hundred fifty-eight thousand, eight hundred twenty-two".