16512277230 has 48 divisors (see below), whose sum is σ = 44412338880. Its totient is φ = 4251436224.

The previous prime is 16512277189. The next prime is 16512277247. The reversal of 16512277230 is 3277221561.

It is a congruent 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, 3160662 + ... + 3165881.

It is an arithmetic number, because the mean of its divisors is an integer number (925257060).

Almost surely, 2^16512277230 is an apocalyptic number.

16512277230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16512277230 is an abundant number, since it is smaller than the sum of its proper divisors (27900061650).

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

16512277230 is a wasteful number, since it uses less digits than its factorization.

16512277230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6326585 (or 6326582 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

Adding to 16512277230 its reverse (3277221561), we get a palindrome (19789498791).

The spelling of 16512277230 in words is "sixteen billion, five hundred twelve million, two hundred seventy-seven thousand, two hundred thirty".