16889631233020 has 96 divisors (see below), whose sum is σ = 45551166087168. Its totient is φ = 5112885964032.

The previous prime is 16889631233009. The next prime is 16889631233023. The reversal of 16889631233020 is 2033213698861.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16889631233023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 201697644 + ... + 201781363.

It is an arithmetic number, because the mean of its divisors is an integer number (474491313408).

Almost surely, 2^{16889631233020} is an apocalyptic number.

16889631233020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16889631233020 is an abundant number, since it is smaller than the sum of its proper divisors (28661534854148).

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

16889631233020 is a wasteful number, since it uses less digits than its factorization.

16889631233020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403479059 (or 403479057 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 52.

The spelling of 16889631233020 in words is "sixteen trillion, eight hundred eighty-nine billion, six hundred thirty-one million, two hundred thirty-three thousand, twenty".