130642042266 has 32 divisors (see below), whose sum is σ = 293308606080. Its totient is φ = 43098403968.

The previous prime is 130642042253. The next prime is 130642042313. The reversal of 130642042266 is 662240246031.

130642042266 is a `hidden beast` number, since 1 + 3 + 0 + 6 + 420 + 4 + 226 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 130642042266.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12465366 + ... + 12475841.

It is an arithmetic number, because the mean of its divisors is an integer number (9165893940).

Almost surely, 2^130642042266 is an apocalyptic number.

130642042266 is an abundant number, since it is smaller than the sum of its proper divisors (162666563814).

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

130642042266 is a wasteful number, since it uses less digits than its factorization.

130642042266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24941315 (or 24941309 counting only the distinct ones).

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

Adding to 130642042266 its reverse (662240246031), we get a palindrome (792882288297).

The spelling of 130642042266 in words is "one hundred thirty billion, six hundred forty-two million, forty-two thousand, two hundred sixty-six".