16194163555480 has 32 divisors (see below), whose sum is σ = 36441526363200. Its totient is φ = 6476837268736.

The previous prime is 16194163555397. The next prime is 16194163555481. The reversal of 16194163555480 is 8455536149161.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16194163555481) 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, 25562965 + ... + 26188804.

It is an arithmetic number, because the mean of its divisors is an integer number (1138797698850).

Almost surely, 2^{16194163555480} is an apocalyptic number.

16194163555480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16194163555480 is an abundant number, since it is smaller than the sum of its proper divisors (20247362807720).

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

16194163555480 is a wasteful number, since it uses less digits than its factorization.

16194163555480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51759603 (or 51759599 counting only the distinct ones).

The product of its (nonzero) digits is 15552000, while the sum is 58.

The spelling of 16194163555480 in words is "sixteen trillion, one hundred ninety-four billion, one hundred sixty-three million, five hundred fifty-five thousand, four hundred eighty".