16410181616 has 20 divisors (see below), whose sum is σ = 31798299600. Its totient is φ = 8204168832.

The previous prime is 16410181591. The next prime is 16410181639. The reversal of 16410181616 is 61618101461.

It is a happy number.

It is a super-3 number, since 3×16410181616³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102740 + ... + 208268.

It is an arithmetic number, because the mean of its divisors is an integer number (1589914980).

Almost surely, 2^16410181616 is an apocalyptic number.

16410181616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16410181616 is a deficient number, since it is larger than the sum of its proper divisors (15388117984).

16410181616 is a wasteful number, since it uses less digits than its factorization.

16410181616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115256 (or 115250 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 35.

The spelling of 16410181616 in words is "sixteen billion, four hundred ten million, one hundred eighty-one thousand, six hundred sixteen".