16331051020 has 24 divisors (see below), whose sum is σ = 36312573024. Its totient is φ = 6148160256.

The previous prime is 16331050973. The next prime is 16331051021. The reversal of 16331051020 is 2015013361.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 16331050982 and 16331051000.

It is not an unprimeable number, because it can be changed into a prime (16331051021) 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, 24015912 + ... + 24016591.

It is an arithmetic number, because the mean of its divisors is an integer number (1513023876).

Almost surely, 2^16331051020 is an apocalyptic number.

16331051020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16331051020 is an abundant number, since it is smaller than the sum of its proper divisors (19981522004).

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

16331051020 is a wasteful number, since it uses less digits than its factorization.

16331051020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48032529 (or 48032527 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 22.

Adding to 16331051020 its reverse (2015013361), we get a palindrome (18346064381).

The spelling of 16331051020 in words is "sixteen billion, three hundred thirty-one million, fifty-one thousand, twenty".