16170140616 has 128 divisors (see below), whose sum is σ = 48461137920. Its totient is φ = 4396068864.

The previous prime is 16170140611. The next prime is 16170140617. The reversal of 16170140616 is 61604107161.

It is a super-2 number, since 2×16170140616² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16170140611) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 734911 + ... + 756593.

It is an arithmetic number, because the mean of its divisors is an integer number (378602640).

Almost surely, 2^16170140616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16170140616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24230568960).

16170140616 is an abundant number, since it is smaller than the sum of its proper divisors (32290997304).

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

16170140616 is a wasteful number, since it uses less digits than its factorization.

16170140616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21915 (or 21911 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 33.

Adding to 16170140616 its reverse (61604107161), we get a palindrome (77774247777).

The spelling of 16170140616 in words is "sixteen billion, one hundred seventy million, one hundred forty thousand, six hundred sixteen".