16630477948 has 18 divisors (see below), whose sum is σ = 33262320728. Its totient is φ = 7127055240.

The previous prime is 16630477937. The next prime is 16630477973. The reversal of 16630477948 is 84977403661.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 670203 + ... + 694573.

Almost surely, 2^16630477948 is an apocalyptic number.

It is an amenable number.

16630477948 is an abundant number, since it is smaller than the sum of its proper divisors (16631842780).

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

16630477948 is an frugal number, since it uses more digits than its factorization.

16630477948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48753 (or 24380 counting only the distinct ones).

The product of its (nonzero) digits is 6096384, while the sum is 55.

The spelling of 16630477948 in words is "sixteen billion, six hundred thirty million, four hundred seventy-seven thousand, nine hundred forty-eight".