120504534055 has 16 divisors (see below), whose sum is σ = 145007642304. Its totient is φ = 96135863040.

The previous prime is 120504534049. The next prime is 120504534061. The reversal of 120504534055 is 550435405021.

It is an interprime number because it is at equal distance from previous prime (120504534049) and next prime (120504534061).

It is not a de Polignac number, because 120504534055 - 2³ = 120504534047 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 120504534055.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2668827 + ... + 2713603.

It is an arithmetic number, because the mean of its divisors is an integer number (9062977644).

Almost surely, 2^120504534055 is an apocalyptic number.

120504534055 is a deficient number, since it is larger than the sum of its proper divisors (24503108249).

120504534055 is an equidigital number, since it uses as much as digits as its factorization.

120504534055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46266.

The product of its (nonzero) digits is 60000, while the sum is 34.

Adding to 120504534055 its reverse (550435405021), we get a palindrome (670939939076).

The spelling of 120504534055 in words is "one hundred twenty billion, five hundred four million, five hundred thirty-four thousand, fifty-five".