16249113648 has 60 divisors (see below), whose sum is σ = 46648580520. Its totient is φ = 5415488064.

The previous prime is 16249113631. The next prime is 16249113677. The reversal of 16249113648 is 84631194261.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

16249113648 is a `hidden beast` number, since 1 + 624 + 9 + 1 + 13 + 6 + 4 + 8 = 666.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2646390 + ... + 2652522.

It is an arithmetic number, because the mean of its divisors is an integer number (777476342).

Almost surely, 2^16249113648 is an apocalyptic number.

16249113648 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

16249113648 is an abundant number, since it is smaller than the sum of its proper divisors (30399466872).

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

16249113648 is an frugal number, since it uses more digits than its factorization.

16249113648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12283 (or 6138 counting only the distinct ones).

The product of its digits is 248832, while the sum is 45.

The spelling of 16249113648 in words is "sixteen billion, two hundred forty-nine million, one hundred thirteen thousand, six hundred forty-eight".