1255525846120 has 128 divisors (see below), whose sum is σ = 3533838819840. Its totient is φ = 390839178240.

The previous prime is 1255525846103. The next prime is 1255525846277. The reversal of 1255525846120 is 216485255521.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2605212 + ... + 3049291.

It is an arithmetic number, because the mean of its divisors is an integer number (27608115780).

Almost surely, 2^{1255525846120} is an apocalyptic number.

1255525846120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1255525846120 is an abundant number, since it is smaller than the sum of its proper divisors (2278312973720).

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

1255525846120 is a wasteful number, since it uses less digits than its factorization.

1255525846120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5654595 (or 5654591 counting only the distinct ones).

The product of its (nonzero) digits is 960000, while the sum is 46.

The spelling of 1255525846120 in words is "one trillion, two hundred fifty-five billion, five hundred twenty-five million, eight hundred forty-six thousand, one hundred twenty".