120356523365 has 16 divisors (see below), whose sum is σ = 155545690608. Its totient is φ = 88874075136.

The previous prime is 120356523361. The next prime is 120356523379. The reversal of 120356523365 is 563325653021.

It can be written as a sum of positive squares in 8 ways, for example, as 58677310756 + 61679212609 = 242234^2 + 248353^2 .

It is a cyclic number.

It is not a de Polignac number, because 120356523365 - 2² = 120356523361 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120356523361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1720247 + ... + 1788843.

It is an arithmetic number, because the mean of its divisors is an integer number (9721605663).

Almost surely, 2^120356523365 is an apocalyptic number.

It is an amenable number.

120356523365 is a deficient number, since it is larger than the sum of its proper divisors (35189167243).

120356523365 is a wasteful number, since it uses less digits than its factorization.

120356523365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95608.

The product of its (nonzero) digits is 486000, while the sum is 41.

The spelling of 120356523365 in words is "one hundred twenty billion, three hundred fifty-six million, five hundred twenty-three thousand, three hundred sixty-five".