120434687992 has 8 divisors (see below), whose sum is σ = 225815040000. Its totient is φ = 60217343992.

The previous prime is 120434687977. The next prime is 120434688079. The reversal of 120434687992 is 299786434021.

120434687992 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7527167992 + ... + 7527168007.

It is an arithmetic number, because the mean of its divisors is an integer number (28226880000).

Almost surely, 2^120434687992 is an apocalyptic number.

It is an amenable number.

120434687992 is a deficient number, since it is larger than the sum of its proper divisors (105380352008).

120434687992 is a wasteful number, since it uses less digits than its factorization.

120434687992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15054336005 (or 15054336001 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 55.

The spelling of 120434687992 in words is "one hundred twenty billion, four hundred thirty-four million, six hundred eighty-seven thousand, nine hundred ninety-two".