8381368504 has 8 divisors (see below), whose sum is σ = 15715065960. Its totient is φ = 4190684248.

The previous prime is 8381368493. The next prime is 8381368549. The reversal of 8381368504 is 4058631838.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 523835524 + ... + 523835539.

It is an arithmetic number, because the mean of its divisors is an integer number (1964383245).

Almost surely, 2^8381368504 is an apocalyptic number.

It is an amenable number.

8381368504 is a deficient number, since it is larger than the sum of its proper divisors (7333697456).

8381368504 is a wasteful number, since it uses less digits than its factorization.

8381368504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1047671069 (or 1047671065 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 46.

The square root of 8381368504 is about 91549.8143307784. The cubic root of 8381368504 is about 2031.2886657804.

The spelling of 8381368504 in words is "eight billion, three hundred eighty-one million, three hundred sixty-eight thousand, five hundred four".