120457113345 has 24 divisors (see below), whose sum is σ = 208828616256. Its totient is φ = 64232628768.

The previous prime is 120457113341. The next prime is 120457113419. The reversal of 120457113345 is 543311754021.

120457113345 is a `hidden beast` number, since 12 + 0 + 4 + 571 + 1 + 33 + 45 = 666.

It is not a de Polignac number, because 120457113345 - 2² = 120457113341 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120457113341) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32524 + ... + 491906.

It is an arithmetic number, because the mean of its divisors is an integer number (8701192344).

Almost surely, 2^120457113345 is an apocalyptic number.

120457113345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

120457113345 is a deficient number, since it is larger than the sum of its proper divisors (88371502911).

120457113345 is a wasteful number, since it uses less digits than its factorization.

120457113345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465221 (or 465218 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

Adding to 120457113345 its reverse (543311754021), we get a palindrome (663768867366).

The spelling of 120457113345 in words is "one hundred twenty billion, four hundred fifty-seven million, one hundred thirteen thousand, three hundred forty-five".