6293674763921 has 2 divisors, whose sum is σ = 6293674763922. Its totient is φ = 6293674763920.

The previous prime is 6293674763881. The next prime is 6293674763951. The reversal of 6293674763921 is 1293674763926.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5862499987600 + 431174776321 = 2421260^2 + 656639^2 .

It is a cyclic number.

It is not a de Polignac number, because 6293674763921 - 2¹⁰ = 6293674762897 is a prime.

It is a super-2 number, since 2×6293674763921² (a number of 26 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (6293674763951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3146837381960 + 3146837381961.

It is an arithmetic number, because the mean of its divisors is an integer number (3146837381961).

Almost surely, 2^{6293674763921} is an apocalyptic number.

It is an amenable number.

6293674763921 is a deficient number, since it is larger than the sum of its proper divisors (1).

6293674763921 is an equidigital number, since it uses as much as digits as its factorization.

6293674763921 is an evil number, because the sum of its binary digits is even.

The product of its digits is 123451776, while the sum is 65.

The spelling of 6293674763921 in words is "six trillion, two hundred ninety-three billion, six hundred seventy-four million, seven hundred sixty-three thousand, nine hundred twenty-one".