6461512434043 has 2 divisors, whose sum is σ = 6461512434044. Its totient is φ = 6461512434042.

The previous prime is 6461512434031. The next prime is 6461512434061. The reversal of 6461512434043 is 3404342151646.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6461512434043 - 2³³ = 6452922499451 is a prime.

It is a super-2 number, since 2×6461512434043² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6461512414043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3230756217021 + 3230756217022.

It is an arithmetic number, because the mean of its divisors is an integer number (3230756217022).

Almost surely, 2^{6461512434043} is an apocalyptic number.

6461512434043 is a deficient number, since it is larger than the sum of its proper divisors (1).

6461512434043 is an equidigital number, since it uses as much as digits as its factorization.

6461512434043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 829440, while the sum is 43.

Adding to 6461512434043 its reverse (3404342151646), we get a palindrome (9865854585689).

The spelling of 6461512434043 in words is "six trillion, four hundred sixty-one billion, five hundred twelve million, four hundred thirty-four thousand, forty-three".