36531315222 has 16 divisors (see below), whose sum is σ = 74617155072. Its totient is φ = 11918017640.

The previous prime is 36531315221. The next prime is 36531315241. The reversal of 36531315222 is 22251313563.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36531315221) 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, 64771554 + ... + 64772117.

It is an arithmetic number, because the mean of its divisors is an integer number (4663572192).

Almost surely, 2^36531315222 is an apocalyptic number.

36531315222 is an abundant number, since it is smaller than the sum of its proper divisors (38085839850).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36531315222 is a wasteful number, since it uses less digits than its factorization.

36531315222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129543723.

The product of its digits is 32400, while the sum is 33.

Adding to 36531315222 its reverse (22251313563), we get a palindrome (58782628785).

The spelling of 36531315222 in words is "thirty-six billion, five hundred thirty-one million, three hundred fifteen thousand, two hundred twenty-two".