155122340135422 has 64 divisors (see below), whose sum is σ = 267352351660800. Its totient is φ = 66760111008000.

The previous prime is 155122340135393. The next prime is 155122340135431. The reversal of 155122340135422 is 224531043221551.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6968960529 + ... + 6968982787.

It is an arithmetic number, because the mean of its divisors is an integer number (4177380494700).

Almost surely, 2^{155122340135422} is an apocalyptic number.

155122340135422 is a deficient number, since it is larger than the sum of its proper divisors (112230011525378).

155122340135422 is a wasteful number, since it uses less digits than its factorization.

155122340135422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31273.

The product of its (nonzero) digits is 288000, while the sum is 40.

Adding to 155122340135422 its reverse (224531043221551), we get a palindrome (379653383356973).

The spelling of 155122340135422 in words is "one hundred fifty-five trillion, one hundred twenty-two billion, three hundred forty million, one hundred thirty-five thousand, four hundred twenty-two".