32490635730218 has 16 divisors (see below), whose sum is σ = 49113513117504. Its totient is φ = 16119492617280.

The previous prime is 32490635730209. The next prime is 32490635730257. The reversal of 32490635730218 is 81203753609423.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 32490635730218.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4648655 + ... + 9305442.

It is an arithmetic number, because the mean of its divisors is an integer number (3069594569844).

It is a 1-persistent number, because it is pandigital, but 2⋅32490635730218 = 64981271460436 is not.

Almost surely, 2^{32490635730218} is an apocalyptic number.

32490635730218 is a deficient number, since it is larger than the sum of its proper divisors (16622877387286).

32490635730218 is a wasteful number, since it uses less digits than its factorization.

32490635730218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13963117.

The product of its (nonzero) digits is 6531840, while the sum is 53.

The spelling of 32490635730218 in words is "thirty-two trillion, four hundred ninety billion, six hundred thirty-five million, seven hundred thirty thousand, two hundred eighteen".