8185161743752 has 64 divisors (see below), whose sum is σ = 17618334364800. Its totient is φ = 3492191915520.

The previous prime is 8185161743701. The next prime is 8185161743767. The reversal of 8185161743752 is 2573471615818.

It is a super-2 number, since 2×8185161743752² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70152999 + ... + 70269577.

It is an arithmetic number, because the mean of its divisors is an integer number (275286474450).

Almost surely, 2^{8185161743752} is an apocalyptic number.

It is an amenable number.

8185161743752 is an abundant number, since it is smaller than the sum of its proper divisors (9433172621048).

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

8185161743752 is a wasteful number, since it uses less digits than its factorization.

8185161743752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122206 (or 122202 counting only the distinct ones).

The product of its digits is 11289600, while the sum is 58.

The spelling of 8185161743752 in words is "eight trillion, one hundred eighty-five billion, one hundred sixty-one million, seven hundred forty-three thousand, seven hundred fifty-two".