1662204942336 has 192 divisors, whose sum is σ = 4520986928640. Its totient is φ = 542969692160.

The previous prime is 1662204942329. The next prime is 1662204942347. The reversal of 1662204942336 is 6332494022661.

It is a tau number, because it is divible by the number of its divisors (192).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72838000 + ... + 72860816.

It is an arithmetic number, because the mean of its divisors is an integer number (23546806920).

Almost surely, 2^{1662204942336} is an apocalyptic number.

1662204942336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1662204942336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2260493464320).

1662204942336 is an abundant number, since it is smaller than the sum of its proper divisors (2858781986304).

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

1662204942336 is a wasteful number, since it uses less digits than its factorization.

1662204942336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23080 (or 23060 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 48.

Adding to 1662204942336 its reverse (6332494022661), we get a palindrome (7994698964997).

The spelling of 1662204942336 in words is "one trillion, six hundred sixty-two billion, two hundred four million, nine hundred forty-two thousand, three hundred thirty-six".