120403004033540 has 48 divisors (see below), whose sum is σ = 255477189539712. Its totient is φ = 47660175553536.

The previous prime is 120403004033419. The next prime is 120403004033563. The reversal of 120403004033540 is 45330400304021.

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, 17563319 + ... + 23436641.

It is an arithmetic number, because the mean of its divisors is an integer number (5322441448744).

Almost surely, 2^{120403004033540} is an apocalyptic number.

120403004033540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120403004033540 is an abundant number, since it is smaller than the sum of its proper divisors (135074185506172).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120403004033540 is a wasteful number, since it uses less digits than its factorization.

120403004033540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5883996 (or 5883994 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 120403004033540 its reverse (45330400304021), we get a palindrome (165733404337561).

The spelling of 120403004033540 in words is "one hundred twenty trillion, four hundred three billion, four million, thirty-three thousand, five hundred forty".