246209000493481 has 2 divisors, whose sum is σ = 246209000493482. Its totient is φ = 246209000493480.

The previous prime is 246209000493397. The next prime is 246209000493509. The reversal of 246209000493481 is 184394000902642.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 143859034515625 + 102349965977856 = 11994125^2 + 10116816^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-246209000493481 is a prime.

It is a super-2 number, since 2×246209000493481² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (246209000499481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123104500246740 + 123104500246741.

It is an arithmetic number, because the mean of its divisors is an integer number (123104500246741).

Almost surely, 2^{246209000493481} is an apocalyptic number.

It is an amenable number.

246209000493481 is a deficient number, since it is larger than the sum of its proper divisors (1).

246209000493481 is an equidigital number, since it uses as much as digits as its factorization.

246209000493481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2985984, while the sum is 52.

The spelling of 246209000493481 in words is "two hundred forty-six trillion, two hundred nine billion, four hundred ninety-three thousand, four hundred eighty-one".