26101230685698 has 128 divisors (see below), whose sum is σ = 61351677725184. Its totient is φ = 7247460556800.

The previous prime is 26101230685627. The next prime is 26101230685709. The reversal of 26101230685698 is 89658603210162.

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, 1231586190 + ... + 1231607382.

It is an arithmetic number, because the mean of its divisors is an integer number (479309982228).

Almost surely, 2^{26101230685698} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26101230685698, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30675838862592).

26101230685698 is an abundant number, since it is smaller than the sum of its proper divisors (35250447039486).

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

26101230685698 is a wasteful number, since it uses less digits than its factorization.

26101230685698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23980.

The product of its (nonzero) digits is 7464960, while the sum is 57.

The spelling of 26101230685698 in words is "twenty-six trillion, one hundred one billion, two hundred thirty million, six hundred eighty-five thousand, six hundred ninety-eight".