16010100 has 54 divisors (see below), whose sum is σ = 50185590. Its totient is φ = 4269120.

The previous prime is 16010087. The next prime is 16010101. The reversal of 16010100 is 101061.

It can be written as a sum of positive squares in 3 ways, for example, as 4639716 + 11370384 = 2154^2 + 3372^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16010101) 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 17 ways as a sum of consecutive naturals, for example, 7995 + ... + 9794.

Almost surely, 2^16010100 is an apocalyptic number.

16010100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16010100 is an abundant number, since it is smaller than the sum of its proper divisors (34175490).

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

16010100 is a wasteful number, since it uses less digits than its factorization.

16010100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17809 (or 17799 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

The square root of 16010100 is about 4001.2623008246. The cubic root of 16010100 is about 252.0372205038.

Adding to 16010100 its reverse (101061), we get a palindrome (16111161).

It can be divided in two parts, 16010 and 100, that added together give a triangular number (16110 = T₁₇₉).

The spelling of 16010100 in words is "sixteen million, ten thousand, one hundred".