1156311407688 has 32 divisors (see below), whose sum is σ = 2890971360960. Its totient is φ = 385411423680.

The previous prime is 1156311407687. The next prime is 1156311407707. The reversal of 1156311407688 is 8867041136511.

It is a self number, because there is not a number n which added to its sum of digits gives 1156311407688.

It is not an unprimeable number, because it can be changed into a prime (1156311407687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1238020 + ... + 1960947.

It is an arithmetic number, because the mean of its divisors is an integer number (90342855030).

Almost surely, 2^{1156311407688} is an apocalyptic number.

It is an amenable number.

1156311407688 is an abundant number, since it is smaller than the sum of its proper divisors (1734659953272).

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

1156311407688 is a wasteful number, since it uses less digits than its factorization.

1156311407688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3214037 (or 3214033 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 51.

The spelling of 1156311407688 in words is "one trillion, one hundred fifty-six billion, three hundred eleven million, four hundred seven thousand, six hundred eighty-eight".