120554663422 has 4 divisors (see below), whose sum is σ = 180831995136. Its totient is φ = 60277331710.

The previous prime is 120554663407. The next prime is 120554663459. The reversal of 120554663422 is 224366455021.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 224366455021 = 2269 ⋅98883409.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30138665854 + ... + 30138665857.

It is an arithmetic number, because the mean of its divisors is an integer number (45207998784).

Almost surely, 2^120554663422 is an apocalyptic number.

120554663422 is a deficient number, since it is larger than the sum of its proper divisors (60277331714).

120554663422 is an equidigital number, since it uses as much as digits as its factorization.

120554663422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60277331713.

The product of its (nonzero) digits is 345600, while the sum is 40.

The spelling of 120554663422 in words is "one hundred twenty billion, five hundred fifty-four million, six hundred sixty-three thousand, four hundred twenty-two".