120520043174399 has 4 divisors (see below), whose sum is σ = 131476410735720. Its totient is φ = 109563675613080.

The previous prime is 120520043174359. The next prime is 120520043174423. The reversal of 120520043174399 is 993471340025021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 120520043174399 - 2⁸ = 120520043174143 is a prime.

It is a super-2 number, since 2×120520043174399² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120520043174339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5478183780644 + ... + 5478183780665.

It is an arithmetic number, because the mean of its divisors is an integer number (32869102683930).

Almost surely, 2^{120520043174399} is an apocalyptic number.

120520043174399 is a deficient number, since it is larger than the sum of its proper divisors (10956367561321).

120520043174399 is a wasteful number, since it uses less digits than its factorization.

120520043174399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10956367561320.

The product of its (nonzero) digits is 1632960, while the sum is 50.

The spelling of 120520043174399 in words is "one hundred twenty trillion, five hundred twenty billion, forty-three million, one hundred seventy-four thousand, three hundred ninety-nine".