16155012 has 24 divisors (see below), whose sum is σ = 37870336. Its totient is φ = 5359968.

The previous prime is 16155011. The next prime is 16155017. The reversal of 16155012 is 21055161.

It is a self number, because there is not a number n which added to its sum of digits gives 16155012.

It is not an unprimeable number, because it can be changed into a prime (16155011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 343 + ... + 5694.

Almost surely, 2^16155012 is an apocalyptic number.

16155012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16155012 is an abundant number, since it is smaller than the sum of its proper divisors (21715324).

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

16155012 is a wasteful number, since it uses less digits than its factorization.

16155012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6267 (or 6265 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 21.

The square root of 16155012 is about 4019.3297948787. The cubic root of 16155012 is about 252.7953580638.

It can be divided in two parts, 1615501 and 2, that added together give a triangular number (1615503 = T₁₇₉₇).

The spelling of 16155012 in words is "sixteen million, one hundred fifty-five thousand, twelve".