120263720265 has 48 divisors (see below), whose sum is σ = 227654219520. Its totient is φ = 58372836480.

The previous prime is 120263720251. The next prime is 120263720281. The reversal of 120263720265 is 562027362021.

120263720265 is a `hidden beast` number, since 1 + 2 + 0 + 26 + 372 + 0 + 265 = 666.

It is not a de Polignac number, because 120263720265 - 2¹² = 120263716169 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1406205 + ... + 1489274.

It is an arithmetic number, because the mean of its divisors is an integer number (4742796240).

Almost surely, 2^120263720265 is an apocalyptic number.

120263720265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

120263720265 is a deficient number, since it is larger than the sum of its proper divisors (107390499255).

120263720265 is a wasteful number, since it uses less digits than its factorization.

120263720265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2895574 (or 2895571 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The spelling of 120263720265 in words is "one hundred twenty billion, two hundred sixty-three million, seven hundred twenty thousand, two hundred sixty-five".