16481240000 has 70 divisors (see below), whose sum is σ = 40868217984. Its totient is φ = 6592480000.

The previous prime is 16481239997. The next prime is 16481240023. The reversal of 16481240000 is 4218461.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 166016 + ... + 246015.

Almost surely, 2^16481240000 is an apocalyptic number.

16481240000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16481240000 is an abundant number, since it is smaller than the sum of its proper divisors (24386977984).

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

16481240000 is an frugal number, since it uses more digits than its factorization.

16481240000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412063 (or 412038 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 26.

Adding to 16481240000 its reverse (4218461), we get a palindrome (16485458461).

The spelling of 16481240000 in words is "sixteen billion, four hundred eighty-one million, two hundred forty thousand".