1612066046491 has 2 divisors, whose sum is σ = 1612066046492. Its totient is φ = 1612066046490.

The previous prime is 1612066046453. The next prime is 1612066046509. The reversal of 1612066046491 is 1946406602161.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1612066046491 - 2⁹ = 1612066045979 is a prime.

It is not a weakly prime, because it can be changed into another prime (1612066041491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 806033023245 + 806033023246.

It is an arithmetic number, because the mean of its divisors is an integer number (806033023246).

Almost surely, 2^{1612066046491} is an apocalyptic number.

1612066046491 is a deficient number, since it is larger than the sum of its proper divisors (1).

1612066046491 is an equidigital number, since it uses as much as digits as its factorization.

1612066046491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 373248, while the sum is 46.

The spelling of 1612066046491 in words is "one trillion, six hundred twelve billion, sixty-six million, forty-six thousand, four hundred ninety-one".