32545216543366 has 16 divisors (see below), whose sum is σ = 50633633670480. Its totient is φ = 15676047568800.

The previous prime is 32545216543361. The next prime is 32545216543379. The reversal of 32545216543366 is 66334561254523.

It is a super-2 number, since 2×32545216543366² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32545216543361) 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, 2177221356 + ... + 2177236303.

It is an arithmetic number, because the mean of its divisors is an integer number (3164602104405).

Almost surely, 2^{32545216543366} is an apocalyptic number.

32545216543366 is a deficient number, since it is larger than the sum of its proper divisors (18088417127114).

32545216543366 is a wasteful number, since it uses less digits than its factorization.

32545216543366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4354457799.

The product of its digits is 46656000, while the sum is 55.

Adding to 32545216543366 its reverse (66334561254523), we get a palindrome (98879777797889).

The spelling of 32545216543366 in words is "thirty-two trillion, five hundred forty-five billion, two hundred sixteen million, five hundred forty-three thousand, three hundred sixty-six".