120065703550 has 72 divisors (see below), whose sum is σ = 243964233504. Its totient is φ = 43939284480.

The previous prime is 120065703547. The next prime is 120065703577. The reversal of 120065703550 is 55307560021.

120065703550 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 891979 + ... + 1017721.

It is an arithmetic number, because the mean of its divisors is an integer number (3388392132).

Almost surely, 2^120065703550 is an apocalyptic number.

120065703550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120065703550 is an abundant number, since it is smaller than the sum of its proper divisors (123898529954).

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

120065703550 is a wasteful number, since it uses less digits than its factorization.

120065703550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125894 (or 125876 counting only the distinct ones).

The product of its (nonzero) digits is 31500, while the sum is 34.

The spelling of 120065703550 in words is "one hundred twenty billion, sixty-five million, seven hundred three thousand, five hundred fifty".