26161366125 has 32 divisors (see below), whose sum is σ = 43698200832. Its totient is φ = 13899624000.

The previous prime is 26161366103. The next prime is 26161366139. The reversal of 26161366125 is 52166316162.

It is not a de Polignac number, because 26161366125 - 2⁶ = 26161366061 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34006 + ... + 231255.

It is an arithmetic number, because the mean of its divisors is an integer number (1365568776).

Almost surely, 2^26161366125 is an apocalyptic number.

26161366125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

26161366125 is a deficient number, since it is larger than the sum of its proper divisors (17536834707).

26161366125 is a wasteful number, since it uses less digits than its factorization.

26161366125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265542 (or 265532 counting only the distinct ones).

The product of its digits is 77760, while the sum is 39.

The spelling of 26161366125 in words is "twenty-six billion, one hundred sixty-one million, three hundred sixty-six thousand, one hundred twenty-five".