155555501459 has 2 divisors, whose sum is σ = 155555501460. Its totient is φ = 155555501458.

The previous prime is 155555501449. The next prime is 155555501467. The reversal of 155555501459 is 954105555551.

155555501459 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (954105555551) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-155555501459 is a prime.

It is a super-2 number, since 2×155555501459² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (155555501429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77777750729 + 77777750730.

It is an arithmetic number, because the mean of its divisors is an integer number (77777750730).

Almost surely, 2^155555501459 is an apocalyptic number.

155555501459 is a deficient number, since it is larger than the sum of its proper divisors (1).

155555501459 is an equidigital number, since it uses as much as digits as its factorization.

155555501459 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2812500, while the sum is 50.

The spelling of 155555501459 in words is "one hundred fifty-five billion, five hundred fifty-five million, five hundred one thousand, four hundred fifty-nine".