283878013000 has 64 divisors (see below), whose sum is σ = 687180639600. Its totient is φ = 109635635200.

The previous prime is 283878012949. The next prime is 283878013021. The reversal of 283878013000 is 310878382.

It can be written as a sum of positive squares in 8 ways, for example, as 2377732644 + 281500280356 = 48762^2 + 530566^2 .

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4865449 + ... + 4923448.

Almost surely, 2^283878013000 is an apocalyptic number.

283878013000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

283878013000 is an abundant number, since it is smaller than the sum of its proper divisors (403302626600).

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

283878013000 is a wasteful number, since it uses less digits than its factorization.

283878013000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9788947 (or 9788933 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 40.

The spelling of 283878013000 in words is "two hundred eighty-three billion, eight hundred seventy-eight million, thirteen thousand".