16011634650 has 48 divisors (see below), whose sum is σ = 43318754208. Its totient is φ = 3881608000.

The previous prime is 16011634579. The next prime is 16011634673. The reversal of 16011634650 is 5643611061.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4850361 + ... + 4853660.

It is an arithmetic number, because the mean of its divisors is an integer number (902474046).

Almost surely, 2^16011634650 is an apocalyptic number.

16011634650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16011634650 is an abundant number, since it is smaller than the sum of its proper divisors (27307119558).

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

16011634650 is a wasteful number, since it uses less digits than its factorization.

16011634650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9704047 (or 9704042 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The spelling of 16011634650 in words is "sixteen billion, eleven million, six hundred thirty-four thousand, six hundred fifty".