36400222002 has 16 divisors (see below), whose sum is σ = 76632046560. Its totient is φ = 11494806912.

The previous prime is 36400221989. The next prime is 36400222009. The reversal of 36400222002 is 20022200463.

It is a self number, because there is not a number n which added to its sum of digits gives 36400222002.

It is not an unprimeable number, because it can be changed into a prime (36400222009) 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, 159649983 + ... + 159650210.

It is an arithmetic number, because the mean of its divisors is an integer number (4789502910).

Almost surely, 2^36400222002 is an apocalyptic number.

36400222002 is an abundant number, since it is smaller than the sum of its proper divisors (40231824558).

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

36400222002 is a wasteful number, since it uses less digits than its factorization.

36400222002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319300217.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 36400222002 its reverse (20022200463), we get a palindrome (56422422465).

The spelling of 36400222002 in words is "thirty-six billion, four hundred million, two hundred twenty-two thousand, two".