16615253552 has 40 divisors (see below), whose sum is σ = 34103839536. Its totient is φ = 7814782976.

The previous prime is 16615253539. The next prime is 16615253579. The reversal of 16615253552 is 25535251661.

16615253552 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 pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 529568 + ... + 560064.

Almost surely, 2^16615253552 is an apocalyptic number.

It is an amenable number.

16615253552 is an abundant number, since it is smaller than the sum of its proper divisors (17488585984).

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

16615253552 is a wasteful number, since it uses less digits than its factorization.

16615253552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32525 (or 32519 counting only the distinct ones).

The product of its digits is 270000, while the sum is 41.

The spelling of 16615253552 in words is "sixteen billion, six hundred fifteen million, two hundred fifty-three thousand, five hundred fifty-two".