26460021165 has 16 divisors (see below), whose sum is σ = 43053595200. Its totient is φ = 13872824192.

The previous prime is 26460021157. The next prime is 26460021173. The reversal of 26460021165 is 56112006462.

It is an interprime number because it is at equal distance from previous prime (26460021157) and next prime (26460021173).

It is a cyclic number.

It is not a de Polignac number, because 26460021165 - 2³ = 26460021157 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14948280 + ... + 14950049.

It is an arithmetic number, because the mean of its divisors is an integer number (2690849700).

Almost surely, 2^26460021165 is an apocalyptic number.

It is an amenable number.

26460021165 is a deficient number, since it is larger than the sum of its proper divisors (16593574035).

26460021165 is a wasteful number, since it uses less digits than its factorization.

26460021165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29898396.

The product of its (nonzero) digits is 17280, while the sum is 33.

The spelling of 26460021165 in words is "twenty-six billion, four hundred sixty million, twenty-one thousand, one hundred sixty-five".