26154233105 has 64 divisors (see below), whose sum is σ = 43278617088. Its totient is φ = 14642933760.

The previous prime is 26154233099. The next prime is 26154233113. The reversal of 26154233105 is 50133245162.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-26154233105 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 114569 + ... + 255801.

It is an arithmetic number, because the mean of its divisors is an integer number (676228392).

Almost surely, 2^26154233105 is an apocalyptic number.

It is an amenable number.

26154233105 is a deficient number, since it is larger than the sum of its proper divisors (17124383983).

26154233105 is a wasteful number, since it uses less digits than its factorization.

26154233105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141306.

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 26154233105 its reverse (50133245162), we get a palindrome (76287478267).

The spelling of 26154233105 in words is "twenty-six billion, one hundred fifty-four million, two hundred thirty-three thousand, one hundred five".