26201166164 has 12 divisors (see below), whose sum is σ = 45874855488. Its totient is φ = 13094064600.

The previous prime is 26201166163. The next prime is 26201166169. The reversal of 26201166164 is 46166110262.

It is a super-2 number, since 2×26201166164² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26201166161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1620572 + ... + 1636659.

It is an arithmetic number, because the mean of its divisors is an integer number (3822904624).

Almost surely, 2^26201166164 is an apocalyptic number.

It is an amenable number.

26201166164 is a deficient number, since it is larger than the sum of its proper divisors (19673689324).

26201166164 is a wasteful number, since it uses less digits than its factorization.

26201166164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3259246 (or 3259244 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 35.

The spelling of 26201166164 in words is "twenty-six billion, two hundred one million, one hundred sixty-six thousand, one hundred sixty-four".