8001817477882 has 16 divisors (see below), whose sum is σ = 12524678458560. Its totient is φ = 3826927285632.

The previous prime is 8001817477879. The next prime is 8001817477943. The reversal of 8001817477882 is 2887747181008.

It is a self number, because there is not a number n which added to its sum of digits gives 8001817477882.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6291178 + ... + 7455370.

It is an arithmetic number, because the mean of its divisors is an integer number (782792403660).

Almost surely, 2^{8001817477882} is an apocalyptic number.

8001817477882 is a deficient number, since it is larger than the sum of its proper divisors (4522860980678).

8001817477882 is a wasteful number, since it uses less digits than its factorization.

8001817477882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1313637.

The product of its (nonzero) digits is 11239424, while the sum is 61.

The spelling of 8001817477882 in words is "eight trillion, one billion, eight hundred seventeen million, four hundred seventy-seven thousand, eight hundred eighty-two".