6461273133043 has 16 divisors (see below), whose sum is σ = 6972546160800. Its totient is φ = 5964647343616.

The previous prime is 6461273133037. The next prime is 6461273133101. The reversal of 6461273133043 is 3403313721646.

It is not a de Polignac number, because 6461273133043 - 2¹⁷ = 6461273001971 is a prime.

It is a super-4 number, since 4×6461273133043⁴ (a number of 52 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6461273133443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1885521 + ... + 4059277.

It is an arithmetic number, because the mean of its divisors is an integer number (435784135050).

Almost surely, 2^{6461273133043} is an apocalyptic number.

6461273133043 is a deficient number, since it is larger than the sum of its proper divisors (511273027757).

6461273133043 is a wasteful number, since it uses less digits than its factorization.

6461273133043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2177126.

The product of its (nonzero) digits is 653184, while the sum is 43.

Adding to 6461273133043 its reverse (3403313721646), we get a palindrome (9864586854689).

The spelling of 6461273133043 in words is "six trillion, four hundred sixty-one billion, two hundred seventy-three million, one hundred thirty-three thousand, forty-three".