284664860426 has 16 divisors (see below), whose sum is σ = 455042444544. Its totient is φ = 133247380464.

The previous prime is 284664860411. The next prime is 284664860453. The reversal of 284664860426 is 624068466482.

It is a super-2 number, since 2×284664860426² (a number of 24 digits) contains 22 as substring.

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, 65831525 + ... + 65835848.

It is an arithmetic number, because the mean of its divisors is an integer number (28440152784).

Almost surely, 2^284664860426 is an apocalyptic number.

284664860426 is a deficient number, since it is larger than the sum of its proper divisors (170377584118).

284664860426 is a wasteful number, since it uses less digits than its factorization.

284664860426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131667445.

The product of its (nonzero) digits is 21233664, while the sum is 56.

The spelling of 284664860426 in words is "two hundred eighty-four billion, six hundred sixty-four million, eight hundred sixty thousand, four hundred twenty-six".