120499452320544 has 144 divisors (see below), whose sum is σ = 378326046911904. Its totient is φ = 36075045888000.

The previous prime is 120499452320531. The next prime is 120499452320549. The reversal of 120499452320544 is 445023254994021.

120499452320544 is a `hidden beast` number, since 1 + 2 + 0 + 4 + 9 + 94 + 5 + 2 + 3 + 2 + 0 + 544 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is not an unprimeable number, because it can be changed into a prime (120499452320549) 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, 228872257 + ... + 229398144.

It is an arithmetic number, because the mean of its divisors is an integer number (2627264214666).

Almost surely, 2^{120499452320544} is an apocalyptic number.

It is an amenable number.

120499452320544 is an abundant number, since it is smaller than the sum of its proper divisors (257826594591360).

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

120499452320544 is a wasteful number, since it uses less digits than its factorization.

120499452320544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458270511 (or 458270500 counting only the distinct ones).

The product of its (nonzero) digits is 12441600, while the sum is 54.

The spelling of 120499452320544 in words is "one hundred twenty trillion, four hundred ninety-nine billion, four hundred fifty-two million, three hundred twenty thousand, five hundred forty-four".