53345342326291 has 2 divisors, whose sum is σ = 53345342326292. Its totient is φ = 53345342326290.

The previous prime is 53345342326249. The next prime is 53345342326327. The reversal of 53345342326291 is 19262324354335.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53345342326291 - 2³¹ = 53343194842643 is a prime.

It is not a weakly prime, because it can be changed into another prime (53345342326691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26672671163145 + 26672671163146.

It is an arithmetic number, because the mean of its divisors is an integer number (26672671163146).

Almost surely, 2^{53345342326291} is an apocalyptic number.

53345342326291 is a deficient number, since it is larger than the sum of its proper divisors (1).

53345342326291 is an equidigital number, since it uses as much as digits as its factorization.

53345342326291 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13996800, while the sum is 52.

The spelling of 53345342326291 in words is "fifty-three trillion, three hundred forty-five billion, three hundred forty-two million, three hundred twenty-six thousand, two hundred ninety-one".