16662132255450 has 96 divisors (see below), whose sum is σ = 45079547349312. Its totient is φ = 4039223616000.

The previous prime is 16662132255437. The next prime is 16662132255473. The reversal of 16662132255450 is 5455223126661.

It is a self number, because there is not a number n which added to its sum of digits gives 16662132255450.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 144186894 + ... + 144302406.

It is an arithmetic number, because the mean of its divisors is an integer number (469578618222).

Almost surely, 2^{16662132255450} is an apocalyptic number.

16662132255450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16662132255450 is an abundant number, since it is smaller than the sum of its proper divisors (28417415093862).

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

16662132255450 is a wasteful number, since it uses less digits than its factorization.

16662132255450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202960 (or 202955 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 48.

The spelling of 16662132255450 in words is "sixteen trillion, six hundred sixty-two billion, one hundred thirty-two million, two hundred fifty-five thousand, four hundred fifty".