8616806540164 has 6 divisors (see below), whose sum is σ = 15079411445294. Its totient is φ = 4308403270080.

The previous prime is 8616806540141. The next prime is 8616806540171. The reversal of 8616806540164 is 4610456086168.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 5370611581764 + 3246194958400 = 2317458^2 + 1801720^2 .

It is a super-2 number, since 2×8616806540164² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1077100817517 + ... + 1077100817524.

Almost surely, 2^{8616806540164} is an apocalyptic number.

It is an amenable number.

8616806540164 is a deficient number, since it is larger than the sum of its proper divisors (6462604905130).

8616806540164 is a wasteful number, since it uses less digits than its factorization.

8616806540164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2154201635045 (or 2154201635043 counting only the distinct ones).

The product of its (nonzero) digits is 6635520, while the sum is 55.

The spelling of 8616806540164 in words is "eight trillion, six hundred sixteen billion, eight hundred six million, five hundred forty thousand, one hundred sixty-four".