36571073744242 has 4 divisors (see below), whose sum is σ = 54856610616366. Its totient is φ = 18285536872120.

The previous prime is 36571073744173. The next prime is 36571073744281. The reversal of 36571073744242 is 24244737017563.

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., 34161441558841 + 2409632185401 = 5844779^2 + 1552299^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9142768436059 + ... + 9142768436062.

Almost surely, 2^{36571073744242} is an apocalyptic number.

36571073744242 is a deficient number, since it is larger than the sum of its proper divisors (18285536872124).

36571073744242 is a wasteful number, since it uses less digits than its factorization.

36571073744242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18285536872123.

The product of its (nonzero) digits is 23708160, while the sum is 55.

The spelling of 36571073744242 in words is "thirty-six trillion, five hundred seventy-one billion, seventy-three million, seven hundred forty-four thousand, two hundred forty-two".