16648628044031 has 2 divisors, whose sum is σ = 16648628044032. Its totient is φ = 16648628044030.

The previous prime is 16648628043941. The next prime is 16648628044049. The reversal of 16648628044031 is 13044082684661.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16648628044031 - 2¹⁸ = 16648627781887 is a prime.

It is a super-2 number, since 2×16648628044031² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16648628044091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8324314022015 + 8324314022016.

It is an arithmetic number, because the mean of its divisors is an integer number (8324314022016).

Almost surely, 2^{16648628044031} is an apocalyptic number.

16648628044031 is a deficient number, since it is larger than the sum of its proper divisors (1).

16648628044031 is an equidigital number, since it uses as much as digits as its factorization.

16648628044031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5308416, while the sum is 53.

The spelling of 16648628044031 in words is "sixteen trillion, six hundred forty-eight billion, six hundred twenty-eight million, forty-four thousand, thirty-one".