283878400279 has 2 divisors, whose sum is σ = 283878400280. Its totient is φ = 283878400278.

The previous prime is 283878400249. The next prime is 283878400291. The reversal of 283878400279 is 972004878382.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 283878400279 - 2⁹ = 283878399767 is a prime.

It is a super-2 number, since 2×283878400279² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (283878400249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141939200139 + 141939200140.

It is an arithmetic number, because the mean of its divisors is an integer number (141939200140).

Almost surely, 2^283878400279 is an apocalyptic number.

283878400279 is a deficient number, since it is larger than the sum of its proper divisors (1).

283878400279 is an equidigital number, since it uses as much as digits as its factorization.

283878400279 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10838016, while the sum is 58.

The spelling of 283878400279 in words is "two hundred eighty-three billion, eight hundred seventy-eight million, four hundred thousand, two hundred seventy-nine".