26155263012885 has 48 divisors (see below), whose sum is σ = 46207105236864. Its totient is φ = 13681557841536.

The previous prime is 26155263012881. The next prime is 26155263012889. The reversal of 26155263012885 is 58821036255162.

26155263012885 is a `hidden beast` number, since 2 + 6 + 1 + 5 + 52 + 6 + 301 + 288 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (26155263012881) and next prime (26155263012889).

It is not a de Polignac number, because 26155263012885 - 2² = 26155263012881 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26155263012881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5034822 + ... + 8812488.

It is an arithmetic number, because the mean of its divisors is an integer number (962648025768).

Almost surely, 2^{26155263012885} is an apocalyptic number.

It is an amenable number.

26155263012885 is a deficient number, since it is larger than the sum of its proper divisors (20051842223979).

26155263012885 is a wasteful number, since it uses less digits than its factorization.

26155263012885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3780634 (or 3780631 counting only the distinct ones).

The product of its (nonzero) digits is 6912000, while the sum is 54.

The spelling of 26155263012885 in words is "twenty-six trillion, one hundred fifty-five billion, two hundred sixty-three million, twelve thousand, eight hundred eighty-five".