16550552 has 16 divisors (see below), whose sum is σ = 31789800. Its totient is φ = 8073280.

The previous prime is 16550549. The next prime is 16550557. The reversal of 16550552 is 25505561.

16550552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16550557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24902 + ... + 25557.

Almost surely, 2^16550552 is an apocalyptic number.

It is an amenable number.

16550552 is a deficient number, since it is larger than the sum of its proper divisors (15239248).

16550552 is a wasteful number, since it uses less digits than its factorization.

16550552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50506 (or 50502 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 29.

The square root of 16550552 is about 4068.2369645831. The cubic root of 16550552 is about 254.8418960983.

The spelling of 16550552 in words is "sixteen million, five hundred fifty thousand, five hundred fifty-two".