36240042242 has 4 divisors (see below), whose sum is σ = 54360063366. Its totient is φ = 18120021120.

The previous prime is 36240042221. The next prime is 36240042271. The reversal of 36240042242 is 24224004263.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 28247861041 + 7992181201 = 168071^2 + 89399^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9060010559 + ... + 9060010562.

Almost surely, 2^36240042242 is an apocalyptic number.

36240042242 is a deficient number, since it is larger than the sum of its proper divisors (18120021124).

36240042242 is a wasteful number, since it uses less digits than its factorization.

36240042242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18120021123.

The product of its (nonzero) digits is 18432, while the sum is 29.

The spelling of 36240042242 in words is "thirty-six billion, two hundred forty million, forty-two thousand, two hundred forty-two".