8142860544964 has 6 divisors (see below), whose sum is σ = 14250005953694. Its totient is φ = 4071430272480.

The previous prime is 8142860544961. The next prime is 8142860545007. The reversal of 8142860544964 is 4694450682418.

It can be written as a sum of positive squares in only one way, i.e., 5196804122500 + 2946056422464 = 2279650^2 + 1716408^2 .

It is a super-2 number, since 2×8142860544964² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8142860544961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1017857568117 + ... + 1017857568124.

Almost surely, 2^{8142860544964} is an apocalyptic number.

It is an amenable number.

8142860544964 is a deficient number, since it is larger than the sum of its proper divisors (6107145408730).

8142860544964 is a wasteful number, since it uses less digits than its factorization.

8142860544964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2035715136245 (or 2035715136243 counting only the distinct ones).

The product of its (nonzero) digits is 53084160, while the sum is 61.

The spelling of 8142860544964 in words is "eight trillion, one hundred forty-two billion, eight hundred sixty million, five hundred forty-four thousand, nine hundred sixty-four".