16500276642 has 8 divisors (see below), whose sum is σ = 33000553296. Its totient is φ = 5500092212.

The previous prime is 16500276631. The next prime is 16500276671. The reversal of 16500276642 is 24667200561.

It is a sphenic number, since it is the product of 3 distinct primes.

16500276642 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 16500276642.

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, 1375023048 + ... + 1375023059.

It is an arithmetic number, because the mean of its divisors is an integer number (4125069162).

Almost surely, 2^16500276642 is an apocalyptic number.

16500276642 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

16500276642 is a wasteful number, since it uses less digits than its factorization.

16500276642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2750046112.

The product of its (nonzero) digits is 120960, while the sum is 39.

The spelling of 16500276642 in words is "sixteen billion, five hundred million, two hundred seventy-six thousand, six hundred forty-two".