1641032526667 has 2 divisors, whose sum is σ = 1641032526668. Its totient is φ = 1641032526666.

The previous prime is 1641032526643. The next prime is 1641032526713. The reversal of 1641032526667 is 7666252301461.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1641032526667 is a prime.

It is a super-2 number, since 2×1641032526667² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1641032526667.

It is not a weakly prime, because it can be changed into another prime (1641032526767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 820516263333 + 820516263334.

It is an arithmetic number, because the mean of its divisors is an integer number (820516263334).

Almost surely, 2^{1641032526667} is an apocalyptic number.

1641032526667 is a deficient number, since it is larger than the sum of its proper divisors (1).

1641032526667 is an equidigital number, since it uses as much as digits as its factorization.

1641032526667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2177280, while the sum is 49.

The spelling of 1641032526667 in words is "one trillion, six hundred forty-one billion, thirty-two million, five hundred twenty-six thousand, six hundred sixty-seven".