32490202716220 has 12 divisors (see below), whose sum is σ = 68229425704104. Its totient is φ = 12996081086480.

The previous prime is 32490202716047. The next prime is 32490202716239. The reversal of 32490202716220 is 2261720209423.

It is a super-2 number, since 2×32490202716220² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 812255067886 + ... + 812255067925.

It is an arithmetic number, because the mean of its divisors is an integer number (5685785475342).

Almost surely, 2^{32490202716220} is an apocalyptic number.

It is an amenable number.

32490202716220 is an abundant number, since it is smaller than the sum of its proper divisors (35739222987884).

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

32490202716220 is a wasteful number, since it uses less digits than its factorization.

32490202716220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1624510135820 (or 1624510135818 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 40.

The spelling of 32490202716220 in words is "thirty-two trillion, four hundred ninety billion, two hundred two million, seven hundred sixteen thousand, two hundred twenty".