3263744127421 has 2 divisors, whose sum is σ = 3263744127422. Its totient is φ = 3263744127420.

The previous prime is 3263744127337. The next prime is 3263744127451. The reversal of 3263744127421 is 1247214473623.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3218974222500 + 44769904921 = 1794150^2 + 211589^2 .

It is a cyclic number.

It is not a de Polignac number, because 3263744127421 - 2²⁹ = 3263207256509 is a prime.

It is a super-2 number, since 2×3263744127421² (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 (3263744127451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1631872063710 + 1631872063711.

It is an arithmetic number, because the mean of its divisors is an integer number (1631872063711).

Almost surely, 2^{3263744127421} is an apocalyptic number.

It is an amenable number.

3263744127421 is a deficient number, since it is larger than the sum of its proper divisors (1).

3263744127421 is an equidigital number, since it uses as much as digits as its factorization.

3263744127421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1354752, while the sum is 46.

The spelling of 3263744127421 in words is "three trillion, two hundred sixty-three billion, seven hundred forty-four million, one hundred twenty-seven thousand, four hundred twenty-one".