26038109097 has 160 divisors (see below), whose sum is σ = 53119503360. Its totient is φ = 12271927680.

The previous prime is 26038109023. The next prime is 26038109113. The reversal of 26038109097 is 79090183062.

26038109097 is a `hidden beast` number, since 260 + 381 + 0 + 9 + 0 + 9 + 7 = 666.

It is not a de Polignac number, because 26038109097 - 2¹⁰ = 26038108073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26038109897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 4781058 + ... + 4786500.

It is an arithmetic number, because the mean of its divisors is an integer number (331996896).

Almost surely, 2^26038109097 is an apocalyptic number.

26038109097 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

26038109097 is an abundant number, since it is smaller than the sum of its proper divisors (27081394263).

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

26038109097 is a wasteful number, since it uses less digits than its factorization.

26038109097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5545 (or 5536 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 45.

The spelling of 26038109097 in words is "twenty-six billion, thirty-eight million, one hundred nine thousand, ninety-seven".