355541542132247 has 2 divisors, whose sum is σ = 355541542132248. Its totient is φ = 355541542132246.

The previous prime is 355541542132213. The next prime is 355541542132307. The reversal of 355541542132247 is 742231245145553.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 355541542132247 - 2³² = 355537247164951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (355541548132247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177770771066123 + 177770771066124.

It is an arithmetic number, because the mean of its divisors is an integer number (177770771066124).

Almost surely, 2^{355541542132247} is an apocalyptic number.

355541542132247 is a deficient number, since it is larger than the sum of its proper divisors (1).

355541542132247 is an equidigital number, since it uses as much as digits as its factorization.

355541542132247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20160000, while the sum is 53.

The spelling of 355541542132247 in words is "three hundred fifty-five trillion, five hundred forty-one billion, five hundred forty-two million, one hundred thirty-two thousand, two hundred forty-seven".