8156119064 has 8 divisors (see below), whose sum is σ = 15292723260. Its totient is φ = 4078059528.

The previous prime is 8156119063. The next prime is 8156119141. The reversal of 8156119064 is 4609116518.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×8156119064² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8156119061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 509757434 + ... + 509757449.

Almost surely, 2^8156119064 is an apocalyptic number.

It is an amenable number.

8156119064 is a deficient number, since it is larger than the sum of its proper divisors (7136604196).

8156119064 is a wasteful number, since it uses less digits than its factorization.

8156119064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1019514889 (or 1019514885 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 41.

The square root of 8156119064 is about 90311.2344285029. The cubic root of 8156119064 is about 2012.9261987106.

The spelling of 8156119064 in words is "eight billion, one hundred fifty-six million, one hundred nineteen thousand, sixty-four".