16852062640 has 40 divisors (see below), whose sum is σ = 44778339360. Its totient is φ = 5777849856.

The previous prime is 16852062631. The next prime is 16852062649. The reversal of 16852062640 is 4626025861.

16852062640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (16852062631) and next prime (16852062649).

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 16852062593 and 16852062602.

It is not an unprimeable number, because it can be changed into a prime (16852062649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15045925 + ... + 15047044.

It is an arithmetic number, because the mean of its divisors is an integer number (1119458484).

Almost surely, 2^16852062640 is an apocalyptic number.

16852062640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16852062640 is an abundant number, since it is smaller than the sum of its proper divisors (27926276720).

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

16852062640 is a wasteful number, since it uses less digits than its factorization.

16852062640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30092989 (or 30092983 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 40.

The spelling of 16852062640 in words is "sixteen billion, eight hundred fifty-two million, sixty-two thousand, six hundred forty".