1156302881712 has 160 divisors (see below), whose sum is σ = 3689063170560. Its totient is φ = 343783514880.

The previous prime is 1156302881663. The next prime is 1156302881749. The reversal of 1156302881712 is 2171882036511.

1156302881712 is a `hidden beast` number, since 1 + 1 + 5 + 630 + 2 + 8 + 8 + 1 + 7 + 1 + 2 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2043708 + ... + 2547419.

It is an arithmetic number, because the mean of its divisors is an integer number (23056644816).

Almost surely, 2^{1156302881712} is an apocalyptic number.

1156302881712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1156302881712 is an abundant number, since it is smaller than the sum of its proper divisors (2532760288848).

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

1156302881712 is a wasteful number, since it uses less digits than its factorization.

1156302881712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4591208 (or 4591196 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 45.

The spelling of 1156302881712 in words is "one trillion, one hundred fifty-six billion, three hundred two million, eight hundred eighty-one thousand, seven hundred twelve".