1164886881572 has 6 divisors (see below), whose sum is σ = 2038552042758. Its totient is φ = 582443440784.

The previous prime is 1164886881539. The next prime is 1164886881593. The reversal of 1164886881572 is 2751886884611.

It can be written as a sum of positive squares in only one way, i.e., 796709767396 + 368177114176 = 892586^2 + 606776^2 .

It is a super-2 number, since 2×1164886881572² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1164886881499 and 1164886881508.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 145610860193 + ... + 145610860200.

It is an arithmetic number, because the mean of its divisors is an integer number (339758673793).

Almost surely, 2^{1164886881572} is an apocalyptic number.

It is an amenable number.

1164886881572 is a deficient number, since it is larger than the sum of its proper divisors (873665161186).

1164886881572 is a wasteful number, since it uses less digits than its factorization.

1164886881572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291221720397 (or 291221720395 counting only the distinct ones).

The product of its digits is 41287680, while the sum is 65.

The spelling of 1164886881572 in words is "one trillion, one hundred sixty-four billion, eight hundred eighty-six million, eight hundred eighty-one thousand, five hundred seventy-two".