284738775465 has 16 divisors (see below), whose sum is σ = 455927472000. Its totient is φ = 151745536512.

The previous prime is 284738775437. The next prime is 284738775473. The reversal of 284738775465 is 564577837482.

It is not a de Polignac number, because 284738775465 - 2⁹ = 284738774953 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 284738775396 and 284738775405.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7176040 + ... + 7215609.

It is an arithmetic number, because the mean of its divisors is an integer number (28495467000).

Almost surely, 2^284738775465 is an apocalyptic number.

It is an amenable number.

284738775465 is a deficient number, since it is larger than the sum of its proper divisors (171188696535).

284738775465 is a wasteful number, since it uses less digits than its factorization.

284738775465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14392976.

The product of its digits is 316108800, while the sum is 66.

The spelling of 284738775465 in words is "two hundred eighty-four billion, seven hundred thirty-eight million, seven hundred seventy-five thousand, four hundred sixty-five".