26109618342 has 32 divisors (see below), whose sum is σ = 53296742400. Its totient is φ = 8525357568.

The previous prime is 26109618289. The next prime is 26109618397. The reversal of 26109618342 is 24381690162.

It is a junction number, because it is equal to n+sod(n) for n = 26109618294 and 26109618303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156667 + ... + 277062.

It is an arithmetic number, because the mean of its divisors is an integer number (1665523200).

Almost surely, 2^26109618342 is an apocalyptic number.

26109618342 is an abundant number, since it is smaller than the sum of its proper divisors (27187124058).

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

26109618342 is a wasteful number, since it uses less digits than its factorization.

26109618342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433940.

The product of its (nonzero) digits is 124416, while the sum is 42.

The spelling of 26109618342 in words is "twenty-six billion, one hundred nine million, six hundred eighteen thousand, three hundred forty-two".