1026108855 has 24 divisors (see below), whose sum is σ = 1786581888. Its totient is φ = 544798656.

The previous prime is 1026108847. The next prime is 1026108859. The reversal of 1026108855 is 5588016201.

It is not a de Polignac number, because 1026108855 - 2³ = 1026108847 is a prime.

It is a super-2 number, since 2×1026108855² = 2105798764618822050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1026108859) 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, 41092 + ... + 61161.

It is an arithmetic number, because the mean of its divisors is an integer number (74440912).

Almost surely, 2^1026108855 is an apocalyptic number.

1026108855 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1026108855 is a deficient number, since it is larger than the sum of its proper divisors (760473033).

1026108855 is a wasteful number, since it uses less digits than its factorization.

1026108855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102487 (or 102484 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 36.

The square root of 1026108855 is about 32032.9339118352. The cubic root of 1026108855 is about 1008.6282901577.

The spelling of 1026108855 in words is "one billion, twenty-six million, one hundred eight thousand, eight hundred fifty-five".