1026601326650 has 12 divisors (see below), whose sum is σ = 1909478467662. Its totient is φ = 410640530640.

The previous prime is 1026601326643. The next prime is 1026601326683. The reversal of 1026601326650 is 566231066201.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 1000002000001 + 26599326649 = 1000001^2 + 163093^2 .

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10266013217 + ... + 10266013316.

Almost surely, 2^{1026601326650} is an apocalyptic number.

1026601326650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1026601326650 is a deficient number, since it is larger than the sum of its proper divisors (882877141012).

1026601326650 is a wasteful number, since it uses less digits than its factorization.

1026601326650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20532026545 (or 20532026540 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 38.

The spelling of 1026601326650 in words is "one trillion, twenty-six billion, six hundred one million, three hundred twenty-six thousand, six hundred fifty".