283974444479382 has 64 divisors (see below), whose sum is σ = 576085718246400. Its totient is φ = 93305983979520.

The previous prime is 283974444479353. The next prime is 283974444479389.

283974444479382 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×283974444479382² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 283974444479298 and 283974444479307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (283974444479389) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4179810369 + ... + 4179878307.

It is an arithmetic number, because the mean of its divisors is an integer number (9001339347600).

Almost surely, 2^{283974444479382} is an apocalyptic number.

283974444479382 is an abundant number, since it is smaller than the sum of its proper divisors (292111273767018).

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

283974444479382 is a wasteful number, since it uses less digits than its factorization.

283974444479382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82421.

The product of its digits is 9364045824, while the sum is 78.

The spelling of 283974444479382 in words is "two hundred eighty-three trillion, nine hundred seventy-four billion, four hundred forty-four million, four hundred seventy-nine thousand, three hundred eighty-two".