155142222524 has 6 divisors (see below), whose sum is σ = 271498889424. Its totient is φ = 77571111260.

The previous prime is 155142222523. The next prime is 155142222553. The reversal of 155142222524 is 425222241551.

It is a happy number.

155142222524 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155142222523) 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, 19392777812 + ... + 19392777819.

It is an arithmetic number, because the mean of its divisors is an integer number (45249814904).

Almost surely, 2^155142222524 is an apocalyptic number.

It is an amenable number.

155142222524 is a deficient number, since it is larger than the sum of its proper divisors (116356666900).

155142222524 is a wasteful number, since it uses less digits than its factorization.

155142222524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38785555635 (or 38785555633 counting only the distinct ones).

The product of its digits is 64000, while the sum is 35.

The spelling of 155142222524 in words is "one hundred fifty-five billion, one hundred forty-two million, two hundred twenty-two thousand, five hundred twenty-four".