120642150256 has 10 divisors (see below), whose sum is σ = 233744166152. Its totient is φ = 60321075120.

The previous prime is 120642150253. The next prime is 120642150271. The reversal of 120642150256 is 652051246021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120642150253) by changing a digit.

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 as a sum of consecutive naturals, namely, 3770067180 + ... + 3770067211.

Almost surely, 2^120642150256 is an apocalyptic number.

120642150256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

120642150256 is a deficient number, since it is larger than the sum of its proper divisors (113102015896).

120642150256 is an equidigital number, since it uses as much as digits as its factorization.

120642150256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7540134399 (or 7540134393 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

Adding to 120642150256 its reverse (652051246021), we get a palindrome (772693396277).

The spelling of 120642150256 in words is "one hundred twenty billion, six hundred forty-two million, one hundred fifty thousand, two hundred fifty-six".