36631220245251 has 32 divisors (see below), whose sum is σ = 50092123125312. Its totient is φ = 23801885852160.

The previous prime is 36631220245231. The next prime is 36631220245283. The reversal of 36631220245251 is 15254202213663.

36631220245251 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 36631220245251 - 2⁹ = 36631220244739 is a prime.

It is not an unprimeable number, because it can be changed into a prime (36631220245231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32817061 + ... + 33914921.

It is an arithmetic number, because the mean of its divisors is an integer number (1565378847666).

Almost surely, 2^{36631220245251} is an apocalyptic number.

36631220245251 is a deficient number, since it is larger than the sum of its proper divisors (13460902880061).

36631220245251 is a wasteful number, since it uses less digits than its factorization.

36631220245251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1099303.

The product of its (nonzero) digits is 518400, while the sum is 42.

The spelling of 36631220245251 in words is "thirty-six trillion, six hundred thirty-one billion, two hundred twenty million, two hundred forty-five thousand, two hundred fifty-one".