16506145626 has 8 divisors (see below), whose sum is σ = 33012291264. Its totient is φ = 5502048540.

The previous prime is 16506145613. The next prime is 16506145627. The reversal of 16506145626 is 62654160561.

It is a sphenic number, since it is the product of 3 distinct primes.

16506145626 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (16506145627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1375512130 + ... + 1375512141.

It is an arithmetic number, because the mean of its divisors is an integer number (4126536408).

Almost surely, 2^16506145626 is an apocalyptic number.

16506145626 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

16506145626 is a wasteful number, since it uses less digits than its factorization.

16506145626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2751024276.

The product of its (nonzero) digits is 259200, while the sum is 42.

The spelling of 16506145626 in words is "sixteen billion, five hundred six million, one hundred forty-five thousand, six hundred twenty-six".