16510556652 has 24 divisors (see below), whose sum is σ = 39012288000. Its totient is φ = 5433853776.

The previous prime is 16510556603. The next prime is 16510556659. The reversal of 16510556652 is 25665501561.

It is not an unprimeable number, because it can be changed into a prime (16510556659) 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, 8707152 + ... + 8709047.

It is an arithmetic number, because the mean of its divisors is an integer number (1625512000).

Almost surely, 2^16510556652 is an apocalyptic number.

16510556652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16510556652 is an abundant number, since it is smaller than the sum of its proper divisors (22501731348).

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

16510556652 is a wasteful number, since it uses less digits than its factorization.

16510556652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17416285 (or 17416283 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 42.

The spelling of 16510556652 in words is "sixteen billion, five hundred ten million, five hundred fifty-six thousand, six hundred fifty-two".