1641176653813 has 2 divisors, whose sum is σ = 1641176653814. Its totient is φ = 1641176653812.

The previous prime is 1641176653807. The next prime is 1641176653903. The reversal of 1641176653813 is 3183566711461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 986927007364 + 654249646449 = 993442^2 + 808857^2 .

It is a cyclic number.

It is not a de Polignac number, because 1641176653813 - 2³⁷ = 1503737700341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1641171653813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 820588326906 + 820588326907.

It is an arithmetic number, because the mean of its divisors is an integer number (820588326907).

Almost surely, 2^{1641176653813} is an apocalyptic number.

It is an amenable number.

1641176653813 is a deficient number, since it is larger than the sum of its proper divisors (1).

1641176653813 is an equidigital number, since it uses as much as digits as its factorization.

1641176653813 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2177280, while the sum is 52.

The spelling of 1641176653813 in words is "one trillion, six hundred forty-one billion, one hundred seventy-six million, six hundred fifty-three thousand, eight hundred thirteen".