1170255127555 has 32 divisors (see below), whose sum is σ = 1554306416640. Its totient is φ = 841915676160.

The previous prime is 1170255127541. The next prime is 1170255127633. The reversal of 1170255127555 is 5557215520711.

It is not a de Polignac number, because 1170255127555 - 2⁹ = 1170255127043 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2602719 + ... + 3019048.

It is an arithmetic number, because the mean of its divisors is an integer number (48572075520).

Almost surely, 2^{1170255127555} is an apocalyptic number.

1170255127555 is a deficient number, since it is larger than the sum of its proper divisors (384051289085).

1170255127555 is a wasteful number, since it uses less digits than its factorization.

1170255127555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5621899.

The product of its (nonzero) digits is 612500, while the sum is 46.

The spelling of 1170255127555 in words is "one trillion, one hundred seventy billion, two hundred fifty-five million, one hundred twenty-seven thousand, five hundred fifty-five".