26016668601 has 32 divisors (see below), whose sum is σ = 43795968000. Its totient is φ = 13344065280.

The previous prime is 26016668581. The next prime is 26016668603. The reversal of 26016668601 is 10686661062.

It is not a de Polignac number, because 26016668601 - 2¹⁴ = 26016652217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26016668603) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 694576 + ... + 731073.

It is an arithmetic number, because the mean of its divisors is an integer number (1368624000).

Almost surely, 2^26016668601 is an apocalyptic number.

26016668601 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

26016668601 is a deficient number, since it is larger than the sum of its proper divisors (17779299399).

26016668601 is a wasteful number, since it uses less digits than its factorization.

26016668601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1425749.

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

The spelling of 26016668601 in words is "twenty-six billion, sixteen million, six hundred sixty-eight thousand, six hundred one".