120255664 has 10 divisors (see below), whose sum is σ = 232995380. Its totient is φ = 60127824.

The previous prime is 120255659. The next prime is 120255673. The reversal of 120255664 is 466552021.

It is a super-2 number, since 2×120255664² = 28922849448161792, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3757974 + ... + 3758005.

It is an arithmetic number, because the mean of its divisors is an integer number (23299538).

Almost surely, 2^120255664 is an apocalyptic number.

It is an amenable number.

120255664 is a deficient number, since it is larger than the sum of its proper divisors (112739716).

120255664 is an equidigital number, since it uses as much as digits as its factorization.

120255664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7515987 (or 7515981 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 120255664 is about 10966.1143528599. The cubic root of 120255664 is about 493.5924561942.

It can be divided in two parts, 12025 and 5664, that added together give a square (17689 = 133²).

The spelling of 120255664 in words is "one hundred twenty million, two hundred fifty-five thousand, six hundred sixty-four".