155206425383 has 2 divisors, whose sum is σ = 155206425384. Its totient is φ = 155206425382.

The previous prime is 155206425323. The next prime is 155206425391. The reversal of 155206425383 is 383524602551.

It is a strong prime.

It is an emirp because it is prime and its reverse (383524602551) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 155206425383 - 2¹⁸ = 155206163239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (155206425323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77603212691 + 77603212692.

It is an arithmetic number, because the mean of its divisors is an integer number (77603212692).

Almost surely, 2^155206425383 is an apocalyptic number.

155206425383 is a deficient number, since it is larger than the sum of its proper divisors (1).

155206425383 is an equidigital number, since it uses as much as digits as its factorization.

155206425383 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864000, while the sum is 44.

The spelling of 155206425383 in words is "one hundred fifty-five billion, two hundred six million, four hundred twenty-five thousand, three hundred eighty-three".