16627875132817 has 16 divisors (see below), whose sum is σ = 18051255065088. Its totient is φ = 15225601184640.

The previous prime is 16627875132773. The next prime is 16627875132823. The reversal of 16627875132817 is 71823157872661.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 16627875132817 - 2⁴³ = 7831782110609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16627875132887) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9391303 + ... + 11020540.

It is an arithmetic number, because the mean of its divisors is an integer number (1128203441568).

Almost surely, 2^{16627875132817} is an apocalyptic number.

It is an amenable number.

16627875132817 is a deficient number, since it is larger than the sum of its proper divisors (1423379932271).

16627875132817 is a wasteful number, since it uses less digits than its factorization.

16627875132817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20412360.

The product of its digits is 47416320, while the sum is 64.

The spelling of 16627875132817 in words is "sixteen trillion, six hundred twenty-seven billion, eight hundred seventy-five million, one hundred thirty-two thousand, eight hundred seventeen".