122345543553 has 8 divisors (see below), whose sum is σ = 163131087168. Its totient is φ = 81561847824.

The previous prime is 122345543521. The next prime is 122345543561. The reversal of 122345543553 is 355345543221.

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

It is not a de Polignac number, because 122345543553 - 2⁵ = 122345543521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122345543153) 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, 299301 + ... + 578162.

It is an arithmetic number, because the mean of its divisors is an integer number (20391385896).

Almost surely, 2^122345543553 is an apocalyptic number.

It is an amenable number.

122345543553 is a deficient number, since it is larger than the sum of its proper divisors (40785543615).

122345543553 is an equidigital number, since it uses as much as digits as its factorization.

122345543553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 923943.

The product of its digits is 1080000, while the sum is 42.

The spelling of 122345543553 in words is "one hundred twenty-two billion, three hundred forty-five million, five hundred forty-three thousand, five hundred fifty-three".