20160339977 has 8 divisors (see below), whose sum is σ = 20211472512. Its totient is φ = 20109240400.

The previous prime is 20160339919. The next prime is 20160339989. The reversal of 20160339977 is 77993306102.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 20160339977 - 2⁸ = 20160339721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20160339907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1603088 + ... + 1615614.

It is an arithmetic number, because the mean of its divisors is an integer number (2526434064).

Almost surely, 2^20160339977 is an apocalyptic number.

It is an amenable number.

20160339977 is a deficient number, since it is larger than the sum of its proper divisors (51132535).

20160339977 is a wasteful number, since it uses less digits than its factorization.

20160339977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16479.

The product of its (nonzero) digits is 428652, while the sum is 47.

The spelling of 20160339977 in words is "twenty billion, one hundred sixty million, three hundred thirty-nine thousand, nine hundred seventy-seven".