155570545636122 has 16 divisors (see below), whose sum is σ = 313995596698080. Its totient is φ = 51381097641072.

The previous prime is 155570545636063. The next prime is 155570545636123. The reversal of 155570545636122 is 221636545075551.

It is not an unprimeable number, because it can be changed into a prime (155570545636123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118937725368 + ... + 118937726675.

It is an arithmetic number, because the mean of its divisors is an integer number (19624724793630).

Almost surely, 2^{155570545636122} is an apocalyptic number.

155570545636122 is an abundant number, since it is smaller than the sum of its proper divisors (158425051061958).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

155570545636122 is a wasteful number, since it uses less digits than its factorization.

155570545636122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237875452157.

The product of its (nonzero) digits is 37800000, while the sum is 57.

The spelling of 155570545636122 in words is "one hundred fifty-five trillion, five hundred seventy billion, five hundred forty-five million, six hundred thirty-six thousand, one hundred twenty-two".