155123514626223 has 32 divisors (see below), whose sum is σ = 246066511703040. Its totient is φ = 85683874573440.

The previous prime is 155123514626209. The next prime is 155123514626291. The reversal of 155123514626223 is 322626415321551.

It is not a de Polignac number, because 155123514626223 - 2¹⁰ = 155123514625199 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155123514626203) 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 in 31 ways as a sum of consecutive naturals, for example, 2288531136 + ... + 2288598917.

It is an arithmetic number, because the mean of its divisors is an integer number (7689578490720).

Almost surely, 2^{155123514626223} is an apocalyptic number.

155123514626223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

155123514626223 is a deficient number, since it is larger than the sum of its proper divisors (90942997076817).

155123514626223 is a wasteful number, since it uses less digits than its factorization.

155123514626223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4577130159.

The product of its digits is 2592000, while the sum is 48.

Adding to 155123514626223 its reverse (322626415321551), we get a palindrome (477749929947774).

The spelling of 155123514626223 in words is "one hundred fifty-five trillion, one hundred twenty-three billion, five hundred fourteen million, six hundred twenty-six thousand, two hundred twenty-three".