26540263005036 has 24 divisors (see below), whose sum is σ = 67557033104064. Its totient is φ = 8042503940880.

The previous prime is 26540263005029. The next prime is 26540263005037. The reversal of 26540263005036 is 63050036204562.

It is a super-2 number, since 2×26540263005036² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (26540263005037) 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 7 ways as a sum of consecutive naturals, for example, 100531299130 + ... + 100531299393.

It is an arithmetic number, because the mean of its divisors is an integer number (2814876379336).

Almost surely, 2^{26540263005036} is an apocalyptic number.

It is an amenable number.

26540263005036 is an abundant number, since it is smaller than the sum of its proper divisors (41016770099028).

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

26540263005036 is a wasteful number, since it uses less digits than its factorization.

26540263005036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201062598541 (or 201062598539 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 42.

Adding to 26540263005036 its reverse (63050036204562), we get a palindrome (89590299209598).

The spelling of 26540263005036 in words is "twenty-six trillion, five hundred forty billion, two hundred sixty-three million, five thousand, thirty-six".