283449363381 has 24 divisors (see below), whose sum is σ = 422669155584. Its totient is φ = 182855422080.

The previous prime is 283449363347. The next prime is 283449363413. The reversal of 283449363381 is 183363944382.

283449363381 is a `hidden beast` number, since 2 + 83 + 44 + 93 + 63 + 381 = 666.

It is not a de Polignac number, because 283449363381 - 2¹⁵ = 283449330613 is a prime.

It is a super-2 number, since 2×283449363381² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (283449363331) 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, 4046205 + ... + 4115661.

It is an arithmetic number, because the mean of its divisors is an integer number (17611214816).

Almost surely, 2^283449363381 is an apocalyptic number.

It is an amenable number.

283449363381 is a deficient number, since it is larger than the sum of its proper divisors (139219792203).

283449363381 is a wasteful number, since it uses less digits than its factorization.

283449363381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84121 (or 84118 counting only the distinct ones).

The product of its digits is 8957952, while the sum is 54.

The spelling of 283449363381 in words is "two hundred eighty-three billion, four hundred forty-nine million, three hundred sixty-three thousand, three hundred eighty-one".