1161134612688 has 40 divisors (see below), whose sum is σ = 3096358971136. Its totient is φ = 374559552000.

The previous prime is 1161134612623. The next prime is 1161134612717. The reversal of 1161134612688 is 8862164311611.

It is a super-2 number, since 2×1161134612688² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 390164713 + ... + 390167688.

Almost surely, 2^{1161134612688} is an apocalyptic number.

It is an amenable number.

1161134612688 is an abundant number, since it is smaller than the sum of its proper divisors (1935224358448).

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

1161134612688 is a wasteful number, since it uses less digits than its factorization.

1161134612688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 780332443 (or 780332437 counting only the distinct ones).

The product of its digits is 331776, while the sum is 48.

The spelling of 1161134612688 in words is "one trillion, one hundred sixty-one billion, one hundred thirty-four million, six hundred twelve thousand, six hundred eighty-eight".