1026435563397 has 24 divisors (see below), whose sum is σ = 1489425537600. Its totient is φ = 681157635648.

The previous prime is 1026435563383. The next prime is 1026435563411. The reversal of 1026435563397 is 7933655346201.

1026435563397 is a `hidden beast` number, since 1 + 0 + 2 + 6 + 43 + 5 + 563 + 39 + 7 = 666.

It is an interprime number because it is at equal distance from previous prime (1026435563383) and next prime (1026435563411).

It is not a de Polignac number, because 1026435563397 - 2¹² = 1026435559301 is a prime.

It is a super-2 number, since 2×1026435563397² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1026435563297) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2882854 + ... + 3219272.

It is an arithmetic number, because the mean of its divisors is an integer number (62059397400).

Almost surely, 2^{1026435563397} is an apocalyptic number.

It is an amenable number.

1026435563397 is a deficient number, since it is larger than the sum of its proper divisors (462989974203).

1026435563397 is a wasteful number, since it uses less digits than its factorization.

1026435563397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337977 (or 337974 counting only the distinct ones).

The product of its (nonzero) digits is 12247200, while the sum is 54.

The spelling of 1026435563397 in words is "one trillion, twenty-six billion, four hundred thirty-five million, five hundred sixty-three thousand, three hundred ninety-seven".