283324861380 has 144 divisors (see below), whose sum is σ = 890538888960. Its totient is φ = 67223354880.

The previous prime is 283324861373. The next prime is 283324861387. The reversal of 283324861380 is 83168423382.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (283324861373) and next prime (283324861387).

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (283324861387) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 73945 + ... + 756384.

It is an arithmetic number, because the mean of its divisors is an integer number (6184297840).

Almost surely, 2^283324861380 is an apocalyptic number.

283324861380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 283324861380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (445269444480).

283324861380 is an abundant number, since it is smaller than the sum of its proper divisors (607214027580).

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

283324861380 is a wasteful number, since it uses less digits than its factorization.

283324861380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 830410 (or 830397 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 48.

The spelling of 283324861380 in words is "two hundred eighty-three billion, three hundred twenty-four million, eight hundred sixty-one thousand, three hundred eighty".