26146036242 has 24 divisors (see below), whose sum is σ = 56654520780. Its totient is φ = 8714610720.

The previous prime is 26146036171. The next prime is 26146036271. The reversal of 26146036242 is 24263064162.

26146036242 is a `hidden beast` number, since 2 + 6 + 1 + 4 + 603 + 6 + 2 + 42 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 26085803121 + 60233121 = 161511^2 + 7761^2 .

It is a super-2 number, since 2×26146036242² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 26146036197 and 26146036206.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 184992 + ... + 294132.

Almost surely, 2^26146036242 is an apocalyptic number.

26146036242 is an abundant number, since it is smaller than the sum of its proper divisors (30508484538).

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

26146036242 is a wasteful number, since it uses less digits than its factorization.

26146036242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122458 (or 122455 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

The spelling of 26146036242 in words is "twenty-six billion, one hundred forty-six million, thirty-six thousand, two hundred forty-two".