26316434642 has 8 divisors (see below), whose sum is σ = 39480894336. Its totient is φ = 13156136532.

The previous prime is 26316434611. The next prime is 26316434663. The reversal of 26316434642 is 24643461362.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 26316434642.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1024538 + ... + 1049909.

It is an arithmetic number, because the mean of its divisors is an integer number (4935111792).

Almost surely, 2^26316434642 is an apocalyptic number.

26316434642 is a deficient number, since it is larger than the sum of its proper divisors (13164459694).

26316434642 is a wasteful number, since it uses less digits than its factorization.

26316434642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2080792.

The product of its digits is 497664, while the sum is 41.

The spelling of 26316434642 in words is "twenty-six billion, three hundred sixteen million, four hundred thirty-four thousand, six hundred forty-two".