120403515745 has 8 divisors (see below), whose sum is σ = 146933104320. Its totient is φ = 94690222320.

The previous prime is 120403515737. The next prime is 120403515761. The reversal of 120403515745 is 547515304021.

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

It is not a de Polignac number, because 120403515745 - 2³ = 120403515737 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204073461 + ... + 204074050.

It is an arithmetic number, because the mean of its divisors is an integer number (18366638040).

Almost surely, 2^120403515745 is an apocalyptic number.

It is an amenable number.

120403515745 is a deficient number, since it is larger than the sum of its proper divisors (26529588575).

120403515745 is an equidigital number, since it uses as much as digits as its factorization.

120403515745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408147575.

The product of its (nonzero) digits is 84000, while the sum is 37.

Adding to 120403515745 its reverse (547515304021), we get a palindrome (667918819766).

The spelling of 120403515745 in words is "one hundred twenty billion, four hundred three million, five hundred fifteen thousand, seven hundred forty-five".