36561441235 has 32 divisors (see below), whose sum is σ = 48907183104. Its totient is φ = 26010240000.

The previous prime is 36561441211. The next prime is 36561441269. The reversal of 36561441235 is 53214416563.

It is a de Polignac number, because none of the positive numbers 2^k-36561441235 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7858660 + ... + 7863310.

It is an arithmetic number, because the mean of its divisors is an integer number (1528349472).

Almost surely, 2^36561441235 is an apocalyptic number.

36561441235 is a deficient number, since it is larger than the sum of its proper divisors (12345741869).

36561441235 is a wasteful number, since it uses less digits than its factorization.

36561441235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7755.

The product of its digits is 259200, while the sum is 40.

Adding to 36561441235 its reverse (53214416563), we get a palindrome (89775857798).

The spelling of 36561441235 in words is "thirty-six billion, five hundred sixty-one million, four hundred forty-one thousand, two hundred thirty-five".