120440304544 has 24 divisors (see below), whose sum is σ = 270990685728. Its totient is φ = 51617273280.

The previous prime is 120440304527. The next prime is 120440304547. The reversal of 120440304544 is 445403044021.

It is not an unprimeable number, because it can be changed into a prime (120440304547) 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, 268839742 + ... + 268840189.

It is an arithmetic number, because the mean of its divisors is an integer number (11291278572).

Almost surely, 2^120440304544 is an apocalyptic number.

120440304544 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

120440304544 is an abundant number, since it is smaller than the sum of its proper divisors (150550381184).

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

120440304544 is an equidigital number, since it uses as much as digits as its factorization.

120440304544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537679948 (or 537679940 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 31.

Adding to 120440304544 its reverse (445403044021), we get a palindrome (565843348565).

The spelling of 120440304544 in words is "one hundred twenty billion, four hundred forty million, three hundred four thousand, five hundred forty-four".