26001965871136 has 48 divisors (see below), whose sum is σ = 51252915684096. Its totient is φ = 12985354584576.

The previous prime is 26001965871073. The next prime is 26001965871137. The reversal of 26001965871136 is 63117856910062.

It is a super-2 number, since 2×26001965871136² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (26001965871137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 517046185 + ... + 517096471.

It is an arithmetic number, because the mean of its divisors is an integer number (1067769076752).

Almost surely, 2^{26001965871136} is an apocalyptic number.

It is an amenable number.

26001965871136 is a deficient number, since it is larger than the sum of its proper divisors (25250949812960).

26001965871136 is a wasteful number, since it uses less digits than its factorization.

26001965871136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69401 (or 69393 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 55.

The spelling of 26001965871136 in words is "twenty-six trillion, one billion, nine hundred sixty-five million, eight hundred seventy-one thousand, one hundred thirty-six".