283840741340 has 48 divisors (see below), whose sum is σ = 643291582752. Its totient is φ = 104578273536.

The previous prime is 283840741321. The next prime is 283840741343. The reversal of 283840741340 is 43147048382.

It is a junction number, because it is equal to n+sod(n) for n = 283840741291 and 283840741300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (283840741343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1047419 + ... + 1290258.

It is an arithmetic number, because the mean of its divisors is an integer number (13401907974).

Almost surely, 2^283840741340 is an apocalyptic number.

283840741340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

283840741340 is an abundant number, since it is smaller than the sum of its proper divisors (359450841412).

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

283840741340 is a wasteful number, since it uses less digits than its factorization.

283840741340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2338166 (or 2338164 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 44.

The spelling of 283840741340 in words is "two hundred eighty-three billion, eight hundred forty million, seven hundred forty-one thousand, three hundred forty".