1663342562 has 8 divisors (see below), whose sum is σ = 2851444416. Its totient is φ = 712861092.

The previous prime is 1663342547. The next prime is 1663342591. The reversal of 1663342562 is 2652433661.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59405078 + ... + 59405105.

It is an arithmetic number, because the mean of its divisors is an integer number (356430552).

Almost surely, 2^1663342562 is an apocalyptic number.

1663342562 is a deficient number, since it is larger than the sum of its proper divisors (1188101854).

1663342562 is a wasteful number, since it uses less digits than its factorization.

1663342562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118810192.

The product of its digits is 155520, while the sum is 38.

The square root of 1663342562 is about 40784.0969251496. The cubic root of 1663342562 is about 1184.8423445064.

It can be divided in two parts, 16633 and 42562, that added together give a palindrome (59195).

The spelling of 1663342562 in words is "one billion, six hundred sixty-three million, three hundred forty-two thousand, five hundred sixty-two".