16145266956 has 108 divisors (see below), whose sum is σ = 47453456232. Its totient is φ = 4258066176.

The previous prime is 16145266937. The next prime is 16145266961. The reversal of 16145266956 is 65966254161.

It is a junction number, because it is equal to n+sod(n) for n = 16145266899 and 16145266908.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 18136 + ... + 180608.

It is an arithmetic number, because the mean of its divisors is an integer number (439383854).

Almost surely, 2^16145266956 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 16145266956, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23726728116).

16145266956 is an abundant number, since it is smaller than the sum of its proper divisors (31308189276).

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

16145266956 is a wasteful number, since it uses less digits than its factorization.

16145266956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162520 (or 162498 counting only the distinct ones).

The product of its digits is 2332800, while the sum is 51.

The spelling of 16145266956 in words is "sixteen billion, one hundred forty-five million, two hundred sixty-six thousand, nine hundred fifty-six".