1663324535532 has 24 divisors (see below), whose sum is σ = 4233916999872. Its totient is φ = 504037738000.

The previous prime is 1663324535527. The next prime is 1663324535567. The reversal of 1663324535532 is 2355354233661.

It is a happy number.

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, 6300471594 + ... + 6300471857.

It is an arithmetic number, because the mean of its divisors is an integer number (176413208328).

Almost surely, 2^{1663324535532} is an apocalyptic number.

1663324535532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1663324535532 is an abundant number, since it is smaller than the sum of its proper divisors (2570592464340).

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

1663324535532 is a wasteful number, since it uses less digits than its factorization.

1663324535532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12600943469 (or 12600943467 counting only the distinct ones).

The product of its digits is 5832000, while the sum is 48.

The spelling of 1663324535532 in words is "one trillion, six hundred sixty-three billion, three hundred twenty-four million, five hundred thirty-five thousand, five hundred thirty-two".