4921321662 has 24 divisors (see below), whose sum is σ = 10718697600. Its totient is φ = 1631850720.

The previous prime is 4921321631. The next prime is 4921321681. The reversal of 4921321662 is 2661231294.

It is a happy number.

4921321662 is a `hidden beast` number, since 492 + 1 + 3 + 2 + 166 + 2 = 666.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 712287 + ... + 719162.

It is an arithmetic number, because the mean of its divisors is an integer number (446612400).

Almost surely, 2^4921321662 is an apocalyptic number.

4921321662 is an abundant number, since it is smaller than the sum of its proper divisors (5797375938).

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

4921321662 is a wasteful number, since it uses less digits than its factorization.

4921321662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1431648 (or 1431645 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 4921321662 is about 70152.1322698035. The cubic root of 4921321662 is about 1700.9592811987.

The spelling of 4921321662 in words is "four billion, nine hundred twenty-one million, three hundred twenty-one thousand, six hundred sixty-two".