16626259745000 has 80 divisors (see below), whose sum is σ = 39126938621760. Its totient is φ = 6621206072000.

The previous prime is 16626259744987. The next prime is 16626259745101. The reversal of 16626259745000 is 54795262661.

It is a happy number.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 6189344 + ... + 8459343.

It is an arithmetic number, because the mean of its divisors is an integer number (489086732772).

Almost surely, 2^{16626259745000} is an apocalyptic number.

16626259745000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16626259745000 is an abundant number, since it is smaller than the sum of its proper divisors (22500678876760).

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

16626259745000 is a wasteful number, since it uses less digits than its factorization.

16626259745000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14648940 (or 14648921 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 53.

The spelling of 16626259745000 in words is "sixteen trillion, six hundred twenty-six billion, two hundred fifty-nine million, seven hundred forty-five thousand".