16725014656 has 64 divisors (see below), whose sum is σ = 38107918080. Its totient is φ = 7162472448.

The previous prime is 16725014653. The next prime is 16725014659. The reversal of 16725014656 is 65641052761.

It is an interprime number because it is at equal distance from previous prime (16725014653) and next prime (16725014659).

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×16725014656² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16725014653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1326076 + ... + 1338628.

It is an arithmetic number, because the mean of its divisors is an integer number (595436220).

Almost surely, 2^16725014656 is an apocalyptic number.

16725014656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16725014656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19053959040).

16725014656 is an abundant number, since it is smaller than the sum of its proper divisors (21382903424).

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

16725014656 is a wasteful number, since it uses less digits than its factorization.

16725014656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14061 (or 14049 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 43.

The spelling of 16725014656 in words is "sixteen billion, seven hundred twenty-five million, fourteen thousand, six hundred fifty-six".