284440220462 has 16 divisors (see below), whose sum is σ = 438789580512. Its totient is φ = 138187516320.

The previous prime is 284440220443. The next prime is 284440220549. The reversal of 284440220462 is 264022044482.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2567714 + ... + 2676197.

It is an arithmetic number, because the mean of its divisors is an integer number (27424348782).

Almost surely, 2^284440220462 is an apocalyptic number.

284440220462 is a deficient number, since it is larger than the sum of its proper divisors (154349360050).

284440220462 is a wasteful number, since it uses less digits than its factorization.

284440220462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5244683.

The product of its (nonzero) digits is 196608, while the sum is 38.

The spelling of 284440220462 in words is "two hundred eighty-four billion, four hundred forty million, two hundred twenty thousand, four hundred sixty-two".