381473475822 has 24 divisors (see below), whose sum is σ = 826685350920. Its totient is φ = 127133288880.

The previous prime is 381473475809. The next prime is 381473475829. The reversal of 381473475822 is 228574374183.

It is a happy number.

381473475822 is a `hidden beast` number, since 3 + 8 + 14 + 7 + 3 + 47 + 582 + 2 = 666.

It is a super-3 number, since 3×381473475822³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (381473475829) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1948704 + ... + 2135507.

It is an arithmetic number, because the mean of its divisors is an integer number (34445222955).

Almost surely, 2^381473475822 is an apocalyptic number.

381473475822 is an abundant number, since it is smaller than the sum of its proper divisors (445211875098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

381473475822 is a wasteful number, since it uses less digits than its factorization.

381473475822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4089408 (or 4089405 counting only the distinct ones).

The product of its digits is 9031680, while the sum is 54.

The spelling of 381473475822 in words is "three hundred eighty-one billion, four hundred seventy-three million, four hundred seventy-five thousand, eight hundred twenty-two".