1065506026050 has 96 divisors (see below), whose sum is σ = 2938343630400. Its totient is φ = 283914046080.

The previous prime is 1065506026043. The next prime is 1065506026111. The reversal of 1065506026050 is 506206055601.

It is a happy number.

It is a super-2 number, since 2×1065506026050² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1065506025996 and 1065506026014.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1433997 + ... + 2046303.

It is an arithmetic number, because the mean of its divisors is an integer number (30607746150).

Almost surely, 2^{1065506026050} is an apocalyptic number.

1065506026050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1065506026050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1469171815200).

1065506026050 is an abundant number, since it is smaller than the sum of its proper divisors (1872837604350).

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

1065506026050 is a wasteful number, since it uses less digits than its factorization.

1065506026050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613617 (or 613606 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The spelling of 1065506026050 in words is "one trillion, sixty-five billion, five hundred six million, twenty-six thousand, fifty".