6463347028973 has 2 divisors, whose sum is σ = 6463347028974. Its totient is φ = 6463347028972.

The previous prime is 6463347028951. The next prime is 6463347028993. The reversal of 6463347028973 is 3798207433646.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6098341348324 + 365005680649 = 2469482^2 + 604157^2 .

It is a cyclic number.

It is not a de Polignac number, because 6463347028973 - 2¹² = 6463347024877 is a prime.

It is a super-2 number, since 2×6463347028973² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6463347028913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3231673514486 + 3231673514487.

It is an arithmetic number, because the mean of its divisors is an integer number (3231673514487).

Almost surely, 2^{6463347028973} is an apocalyptic number.

It is an amenable number.

6463347028973 is a deficient number, since it is larger than the sum of its proper divisors (1).

6463347028973 is an equidigital number, since it uses as much as digits as its factorization.

6463347028973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 109734912, while the sum is 62.

The spelling of 6463347028973 in words is "six trillion, four hundred sixty-three billion, three hundred forty-seven million, twenty-eight thousand, nine hundred seventy-three".