155351480587829 has 2 divisors, whose sum is σ = 155351480587830. Its totient is φ = 155351480587828.

The previous prime is 155351480587801. The next prime is 155351480587837. The reversal of 155351480587829 is 928785084153551.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 154973194085329 + 378286502500 = 12448823^2 + 615050^2 .

It is a cyclic number.

It is not a de Polignac number, because 155351480587829 - 2²⁰ = 155351479539253 is a prime.

It is a super-2 number, since 2×155351480587829² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (155351480557829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77675740293914 + 77675740293915.

It is an arithmetic number, because the mean of its divisors is an integer number (77675740293915).

Almost surely, 2^{155351480587829} is an apocalyptic number.

It is an amenable number.

155351480587829 is a deficient number, since it is larger than the sum of its proper divisors (1).

155351480587829 is an equidigital number, since it uses as much as digits as its factorization.

155351480587829 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 483840000, while the sum is 71.

The spelling of 155351480587829 in words is "one hundred fifty-five trillion, three hundred fifty-one billion, four hundred eighty million, five hundred eighty-seven thousand, eight hundred twenty-nine".