120491078479999 has 4 divisors (see below), whose sum is σ = 120492973087200. Its totient is φ = 120489183872800.

The previous prime is 120491078479939. The next prime is 120491078480033. The reversal of 120491078479999 is 999974870194021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 120491078479999 - 2²¹ = 120491076382847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120491078479939) 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, 947208202 + ... + 947335399.

It is an arithmetic number, because the mean of its divisors is an integer number (30123243271800).

Almost surely, 2^{120491078479999} is an apocalyptic number.

120491078479999 is a deficient number, since it is larger than the sum of its proper divisors (1894607201).

120491078479999 is an equidigital number, since it uses as much as digits as its factorization.

120491078479999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1894607200.

The product of its (nonzero) digits is 740710656, while the sum is 79.

The spelling of 120491078479999 in words is "one hundred twenty trillion, four hundred ninety-one billion, seventy-eight million, four hundred seventy-nine thousand, nine hundred ninety-nine".