155223076022 has 24 divisors (see below), whose sum is σ = 272414056176. Its totient is φ = 66139635408.

The previous prime is 155223076013. The next prime is 155223076049. The reversal of 155223076022 is 220670322551.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4560818 + ... + 4594725.

It is an arithmetic number, because the mean of its divisors is an integer number (11350585674).

Almost surely, 2^155223076022 is an apocalyptic number.

155223076022 is a deficient number, since it is larger than the sum of its proper divisors (117190980154).

155223076022 is a wasteful number, since it uses less digits than its factorization.

155223076022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9155732 (or 9155725 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 35.

Adding to 155223076022 its reverse (220670322551), we get a palindrome (375893398573).

The spelling of 155223076022 in words is "one hundred fifty-five billion, two hundred twenty-three million, seventy-six thousand, twenty-two".