16312646611 has 2 divisors, whose sum is σ = 16312646612. Its totient is φ = 16312646610.

The previous prime is 16312646561. The next prime is 16312646659. The reversal of 16312646611 is 11664621361.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16312646611 - 2¹¹ = 16312644563 is a prime.

It is a super-2 number, since 2×16312646611² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (16312640611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8156323305 + 8156323306.

It is an arithmetic number, because the mean of its divisors is an integer number (8156323306).

Almost surely, 2^16312646611 is an apocalyptic number.

16312646611 is a deficient number, since it is larger than the sum of its proper divisors (1).

16312646611 is an equidigital number, since it uses as much as digits as its factorization.

16312646611 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 37.

The spelling of 16312646611 in words is "sixteen billion, three hundred twelve million, six hundred forty-six thousand, six hundred eleven".