16011115101616 has 10 divisors (see below), whose sum is σ = 31021535509412. Its totient is φ = 8005557550800.

The previous prime is 16011115101589. The next prime is 16011115101643. The reversal of 16011115101616 is 61610151111061.

It is an interprime number because it is at equal distance from previous prime (16011115101589) and next prime (16011115101643).

It is a super-2 number, since 2×16011115101616² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500347346910 + ... + 500347346941.

Almost surely, 2^{16011115101616} is an apocalyptic number.

16011115101616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16011115101616 is a deficient number, since it is larger than the sum of its proper divisors (15010420407796).

16011115101616 is a wasteful number, since it uses less digits than its factorization.

16011115101616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000694693859 (or 1000694693853 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 31.

Adding to 16011115101616 its reverse (61610151111061), we get a palindrome (77621266212677).

The spelling of 16011115101616 in words is "sixteen trillion, eleven billion, one hundred fifteen million, one hundred one thousand, six hundred sixteen".