16525551068 has 24 divisors (see below), whose sum is σ = 31204136880. Its totient is φ = 7612525440.

The previous prime is 16525551019. The next prime is 16525551071. The reversal of 16525551068 is 86015552561.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 277898 + ... + 332081.

It is an arithmetic number, because the mean of its divisors is an integer number (1300172370).

Almost surely, 2^16525551068 is an apocalyptic number.

It is an amenable number.

16525551068 is a deficient number, since it is larger than the sum of its proper divisors (14678585812).

16525551068 is a wasteful number, since it uses less digits than its factorization.

16525551068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 610517 (or 610515 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 44.

The spelling of 16525551068 in words is "sixteen billion, five hundred twenty-five million, five hundred fifty-one thousand, sixty-eight".