155023542522022 has 8 divisors (see below), whose sum is σ = 232659068612400. Its totient is φ = 77470519651224.

The previous prime is 155023542522007. The next prime is 155023542522047. The reversal of 155023542522022 is 220225245320551.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20625800197 + ... + 20625807712.

It is an arithmetic number, because the mean of its divisors is an integer number (29082383576550).

Almost surely, 2^{155023542522022} is an apocalyptic number.

155023542522022 is a deficient number, since it is larger than the sum of its proper divisors (77635526090378).

155023542522022 is a wasteful number, since it uses less digits than its factorization.

155023542522022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41251609790.

The product of its (nonzero) digits is 480000, while the sum is 40.

Adding to 155023542522022 its reverse (220225245320551), we get a palindrome (375248787842573).

The spelling of 155023542522022 in words is "one hundred fifty-five trillion, twenty-three billion, five hundred forty-two million, five hundred twenty-two thousand, twenty-two".