16108140368 has 10 divisors (see below), whose sum is σ = 31209521994. Its totient is φ = 8054070176.

The previous prime is 16108140329. The next prime is 16108140401. The reversal of 16108140368 is 86304180161.

It can be written as a sum of positive squares in only one way, i.e., 11623427344 + 4484713024 = 107812^2 + 66968^2 .

It is a super-2 number, since 2×16108140368² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 503379371 + ... + 503379402.

Almost surely, 2^16108140368 is an apocalyptic number.

It is an amenable number.

16108140368 is a deficient number, since it is larger than the sum of its proper divisors (15101381626).

16108140368 is a wasteful number, since it uses less digits than its factorization.

16108140368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1006758781 (or 1006758775 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 38.

The spelling of 16108140368 in words is "sixteen billion, one hundred eight million, one hundred forty thousand, three hundred sixty-eight".