16775116603001 has 2 divisors, whose sum is σ = 16775116603002. Its totient is φ = 16775116603000.

The previous prime is 16775116602997. The next prime is 16775116603013. The reversal of 16775116603001 is 10030661157761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14965284513001 + 1809832090000 = 3868499^2 + 1345300^2 .

It is a cyclic number.

It is not a de Polignac number, because 16775116603001 - 2² = 16775116602997 is a prime.

It is not a weakly prime, because it can be changed into another prime (16775116803001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8387558301500 + 8387558301501.

It is an arithmetic number, because the mean of its divisors is an integer number (8387558301501).

Almost surely, 2^{16775116603001} is an apocalyptic number.

It is an amenable number.

16775116603001 is a deficient number, since it is larger than the sum of its proper divisors (1).

16775116603001 is an equidigital number, since it uses as much as digits as its factorization.

16775116603001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 158760, while the sum is 44.

The spelling of 16775116603001 in words is "sixteen trillion, seven hundred seventy-five billion, one hundred sixteen million, six hundred three thousand, one".