120150516556 has 24 divisors (see below), whose sum is σ = 243001049760. Its totient is φ = 50914503552.

The previous prime is 120150516533. The next prime is 120150516593. The reversal of 120150516556 is 655615051021.

It is a super-3 number, since 3×120150516556³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24104755 + ... + 24109738.

It is an arithmetic number, because the mean of its divisors is an integer number (10125043740).

Almost surely, 2^120150516556 is an apocalyptic number.

It is an amenable number.

120150516556 is an abundant number, since it is smaller than the sum of its proper divisors (122850533204).

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

120150516556 is a wasteful number, since it uses less digits than its factorization.

120150516556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48214593 (or 48214591 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 37.

Adding to 120150516556 its reverse (655615051021), we get a palindrome (775765567577).

The spelling of 120150516556 in words is "one hundred twenty billion, one hundred fifty million, five hundred sixteen thousand, five hundred fifty-six".