122442153105445 has 8 divisors (see below), whose sum is σ = 154663772343840. Its totient is φ = 92798263406160.

The previous prime is 122442153105413. The next prime is 122442153105487. The reversal of 122442153105445 is 544501351244221.

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

It is not a de Polignac number, because 122442153105445 - 2⁵ = 122442153105413 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 644432384671 + ... + 644432384860.

It is an arithmetic number, because the mean of its divisors is an integer number (19332971542980).

Almost surely, 2^{122442153105445} is an apocalyptic number.

It is an amenable number.

122442153105445 is a deficient number, since it is larger than the sum of its proper divisors (32221619238395).

122442153105445 is a wasteful number, since it uses less digits than its factorization.

122442153105445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1288864769555.

The product of its (nonzero) digits is 768000, while the sum is 43.

The spelling of 122442153105445 in words is "one hundred twenty-two trillion, four hundred forty-two billion, one hundred fifty-three million, one hundred five thousand, four hundred forty-five".