1026294615844 has 9 divisors (see below), whose sum is σ = 1796019123451. Its totient is φ = 513146294860.

The previous prime is 1026294615811. The next prime is 1026294615883. The reversal of 1026294615844 is 4485164926201.

The square root of 1026294615844 is 1013062.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1026294615791 and 1026294615800.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1772859 + ... + 2279389.

Almost surely, 2^{1026294615844} is an apocalyptic number.

1026294615844 is the 1013062-nd square number.

It is an amenable number.

1026294615844 is a deficient number, since it is larger than the sum of its proper divisors (769724507607).

1026294615844 is an frugal number, since it uses more digits than its factorization.

1026294615844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1013066 (or 506533 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 52.

The spelling of 1026294615844 in words is "one trillion, twenty-six billion, two hundred ninety-four million, six hundred fifteen thousand, eight hundred forty-four".