142212436263 has 8 divisors (see below), whose sum is σ = 210685090800. Its totient is φ = 94808290824.

The previous prime is 142212436243. The next prime is 142212436291. The reversal of 142212436263 is 362634212241.

142212436263 is a `hidden beast` number, since 1 + 4 + 2 + 2 + 1 + 24 + 3 + 626 + 3 = 666.

It is not a de Polignac number, because 142212436263 - 2²⁰ = 142211387687 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142212436213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2633563608 + ... + 2633563661.

It is an arithmetic number, because the mean of its divisors is an integer number (26335636350).

Almost surely, 2^142212436263 is an apocalyptic number.

142212436263 is a deficient number, since it is larger than the sum of its proper divisors (68472654537).

142212436263 is an equidigital number, since it uses as much as digits as its factorization.

142212436263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5267127278 (or 5267127272 counting only the distinct ones).

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

The spelling of 142212436263 in words is "one hundred forty-two billion, two hundred twelve million, four hundred thirty-six thousand, two hundred sixty-three".