1170042659856 has 160 divisors (see below), whose sum is σ = 4040247756800. Its totient is φ = 316703260800.

The previous prime is 1170042659831. The next prime is 1170042659873. The reversal of 1170042659856 is 6589562400711.

It is a happy number.

1170042659856 is a `hidden beast` number, since 1 + 1 + 7 + 0 + 0 + 42 + 6 + 598 + 5 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 10124620 + ... + 10239531.

It is an arithmetic number, because the mean of its divisors is an integer number (25251548480).

Almost surely, 2^{1170042659856} is an apocalyptic number.

1170042659856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1170042659856 is an abundant number, since it is smaller than the sum of its proper divisors (2870205096944).

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

1170042659856 is a wasteful number, since it uses less digits than its factorization.

1170042659856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20364194 (or 20364182 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 54.

The spelling of 1170042659856 in words is "one trillion, one hundred seventy billion, forty-two million, six hundred fifty-nine thousand, eight hundred fifty-six".