84461674813169 has 2 divisors, whose sum is σ = 84461674813170. Its totient is φ = 84461674813168.

The previous prime is 84461674813147. The next prime is 84461674813181. The reversal of 84461674813169 is 96131847616448.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47199648040000 + 37262026773169 = 6870200^2 + 6104263^2 .

It is a cyclic number.

It is not a de Polignac number, because 84461674813169 - 2¹² = 84461674809073 is a prime.

It is a super-2 number, since 2×84461674813169² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 84461674813099 and 84461674813108.

It is not a weakly prime, because it can be changed into another prime (84461674813969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42230837406584 + 42230837406585.

It is an arithmetic number, because the mean of its divisors is an integer number (42230837406585).

Almost surely, 2^{84461674813169} is an apocalyptic number.

It is an amenable number.

84461674813169 is a deficient number, since it is larger than the sum of its proper divisors (1).

84461674813169 is an equidigital number, since it uses as much as digits as its factorization.

84461674813169 is an evil number, because the sum of its binary digits is even.

The product of its digits is 167215104, while the sum is 68.

The spelling of 84461674813169 in words is "eighty-four trillion, four hundred sixty-one billion, six hundred seventy-four million, eight hundred thirteen thousand, one hundred sixty-nine".