16505652652 has 12 divisors (see below), whose sum is σ = 29154845160. Its totient is φ = 8175696896.

The previous prime is 16505652649. The next prime is 16505652661. The reversal of 16505652652 is 25625650561.

It is a junction number, because it is equal to n+sod(n) for n = 16505652599 and 16505652608.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19281877 + ... + 19282732.

It is an arithmetic number, because the mean of its divisors is an integer number (2429570430).

Almost surely, 2^16505652652 is an apocalyptic number.

It is an amenable number.

16505652652 is a deficient number, since it is larger than the sum of its proper divisors (12649192508).

16505652652 is a wasteful number, since it uses less digits than its factorization.

16505652652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38564720 (or 38564718 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 43.

The spelling of 16505652652 in words is "sixteen billion, five hundred five million, six hundred fifty-two thousand, six hundred fifty-two".