26834195123 has 4 divisors (see below), whose sum is σ = 26834541408. Its totient is φ = 26833848840.

The previous prime is 26834195119. The next prime is 26834195137. The reversal of 26834195123 is 32159143862.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 26834195123 - 2² = 26834195119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26834192123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2465 + ... + 231677.

It is an arithmetic number, because the mean of its divisors is an integer number (6708635352).

Almost surely, 2^26834195123 is an apocalyptic number.

26834195123 is a deficient number, since it is larger than the sum of its proper divisors (346285).

26834195123 is a wasteful number, since it uses less digits than its factorization.

26834195123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346284.

The product of its digits is 311040, while the sum is 44.

The spelling of 26834195123 in words is "twenty-six billion, eight hundred thirty-four million, one hundred ninety-five thousand, one hundred twenty-three".