120449961758 has 32 divisors (see below), whose sum is σ = 207457659648. Its totient is φ = 51378739200.

The previous prime is 120449961713. The next prime is 120449961761. The reversal of 120449961758 is 857169944021.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 4632053 + ... + 4657983.

It is an arithmetic number, because the mean of its divisors is an integer number (6483051864).

Almost surely, 2^120449961758 is an apocalyptic number.

120449961758 is a deficient number, since it is larger than the sum of its proper divisors (87007697890).

120449961758 is a wasteful number, since it uses less digits than its factorization.

120449961758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27488.

The product of its (nonzero) digits is 4354560, while the sum is 56.

The spelling of 120449961758 in words is "one hundred twenty billion, four hundred forty-nine million, nine hundred sixty-one thousand, seven hundred fifty-eight".