26340342125508 has 18 divisors (see below), whose sum is σ = 66582531484014. Its totient is φ = 8780114041824.

The previous prime is 26340342125479. The next prime is 26340342125519. The reversal of 26340342125508 is 80552124304362.

26340342125508 is a `hidden beast` number, since 2 + 6 + 3 + 40 + 3 + 42 + 12 + 550 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 14054041272384 + 12286300853124 = 3748872^2 + 3505182^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×26340342125508² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 365838085041 + ... + 365838085112.

Almost surely, 2^{26340342125508} is an apocalyptic number.

It is an amenable number.

26340342125508 is an abundant number, since it is smaller than the sum of its proper divisors (40242189358506).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26340342125508 is a wasteful number, since it uses less digits than its factorization.

26340342125508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 731676170163 (or 731676170158 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 45.

The spelling of 26340342125508 in words is "twenty-six trillion, three hundred forty billion, three hundred forty-two million, one hundred twenty-five thousand, five hundred eight".