120647761050 has 96 divisors (see below), whose sum is σ = 306223400448. Its totient is φ = 31423691520.

The previous prime is 120647761049. The next prime is 120647761081. The reversal of 120647761050 is 50167746021.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1738824 + ... + 1806876.

It is an arithmetic number, because the mean of its divisors is an integer number (3189827088).

Almost surely, 2^120647761050 is an apocalyptic number.

120647761050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 120647761050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153111700224).

120647761050 is an abundant number, since it is smaller than the sum of its proper divisors (185575639398).

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

120647761050 is a wasteful number, since it uses less digits than its factorization.

120647761050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68344 (or 68339 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 39.

The spelling of 120647761050 in words is "one hundred twenty billion, six hundred forty-seven million, seven hundred sixty-one thousand, fifty".