16401100 has 18 divisors (see below), whose sum is σ = 35590604. Its totient is φ = 6560400.

The previous prime is 16401097. The next prime is 16401113. The reversal of 16401100 is 110461.

16401100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 81906 + ... + 82105.

Almost surely, 2^16401100 is an apocalyptic number.

16401100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16401100 is an abundant number, since it is smaller than the sum of its proper divisors (19189504).

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

16401100 is a wasteful number, since it uses less digits than its factorization.

16401100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164025 (or 164018 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 16401100 is about 4049.8271568056. The cubic root of 16401100 is about 254.0724987832.

Adding to 16401100 its reverse (110461), we get a palindrome (16511561).

The spelling of 16401100 in words is "sixteen million, four hundred one thousand, one hundred".