155655031563341 has 2 divisors, whose sum is σ = 155655031563342. Its totient is φ = 155655031563340.

The previous prime is 155655031563329. The next prime is 155655031563389. The reversal of 155655031563341 is 143365130556551.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 124114171547716 + 31540860015625 = 11140654^2 + 5616125^2 .

It is a cyclic number.

It is not a de Polignac number, because 155655031563341 - 2⁶ = 155655031563277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (155655031553341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77827515781670 + 77827515781671.

It is an arithmetic number, because the mean of its divisors is an integer number (77827515781671).

Almost surely, 2^{155655031563341} is an apocalyptic number.

It is an amenable number.

155655031563341 is a deficient number, since it is larger than the sum of its proper divisors (1).

155655031563341 is an equidigital number, since it uses as much as digits as its factorization.

155655031563341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12150000, while the sum is 53.

The spelling of 155655031563341 in words is "one hundred fifty-five trillion, six hundred fifty-five billion, thirty-one million, five hundred sixty-three thousand, three hundred forty-one".