8574304020381 has 24 divisors (see below), whose sum is σ = 13512413347680. Its totient is φ = 5196013725600.

The previous prime is 8574304020377. The next prime is 8574304020407. The reversal of 8574304020381 is 1830204034758.

8574304020381 is a `hidden beast` number, since 8 + 5 + 7 + 430 + 4 + 0 + 203 + 8 + 1 = 666.

It is not a de Polignac number, because 8574304020381 - 2² = 8574304020377 is a prime.

It is a super-2 number, since 2×8574304020381² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8574304020481) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3482350 + ... + 5410671.

It is an arithmetic number, because the mean of its divisors is an integer number (563017222820).

Almost surely, 2^{8574304020381} is an apocalyptic number.

It is an amenable number.

8574304020381 is a deficient number, since it is larger than the sum of its proper divisors (4938109327299).

8574304020381 is a wasteful number, since it uses less digits than its factorization.

8574304020381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8902777 (or 8902774 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The spelling of 8574304020381 in words is "eight trillion, five hundred seventy-four billion, three hundred four million, twenty thousand, three hundred eighty-one".