1026640122050 has 24 divisors (see below), whose sum is σ = 1909616848500. Its totient is φ = 410641807680.

The previous prime is 1026640122019. The next prime is 1026640122149. The reversal of 1026640122050 is 502210466201.

It can be written as a sum of positive squares in 6 ways, for example, as 281928078961 + 744712043089 = 530969^2 + 862967^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1164476 + ... + 1846424.

Almost surely, 2^{1026640122050} is an apocalyptic number.

1026640122050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1026640122050 is a deficient number, since it is larger than the sum of its proper divisors (882976726450).

1026640122050 is a wasteful number, since it uses less digits than its factorization.

1026640122050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712070 (or 712065 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

Adding to 1026640122050 its reverse (502210466201), we get a palindrome (1528850588251).

The spelling of 1026640122050 in words is "one trillion, twenty-six billion, six hundred forty million, one hundred twenty-two thousand, fifty".