120606144556 has 12 divisors (see below), whose sum is σ = 211067010000. Its totient is φ = 60301284560.

The previous prime is 120606144497. The next prime is 120606144577. The reversal of 120606144556 is 655441606021.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 288931 + ... + 569818.

It is an arithmetic number, because the mean of its divisors is an integer number (17588917500).

Almost surely, 2^120606144556 is an apocalyptic number.

It is an amenable number.

120606144556 is a deficient number, since it is larger than the sum of its proper divisors (90460865444).

120606144556 is a wasteful number, since it uses less digits than its factorization.

120606144556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 893864 (or 893862 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 120606144556 in words is "one hundred twenty billion, six hundred six million, one hundred forty-four thousand, five hundred fifty-six".