428008582258 has 4 divisors (see below), whose sum is σ = 642012873390. Its totient is φ = 214004291128.

The previous prime is 428008582247. The next prime is 428008582279. The reversal of 428008582258 is 852285800824.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 413774422009 + 14234160249 = 643253^2 + 119307^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107002145563 + ... + 107002145566.

Almost surely, 2^428008582258 is an apocalyptic number.

428008582258 is a deficient number, since it is larger than the sum of its proper divisors (214004291132).

428008582258 is a wasteful number, since it uses less digits than its factorization.

428008582258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214004291131.

The product of its (nonzero) digits is 3276800, while the sum is 52.

The spelling of 428008582258 in words is "four hundred twenty-eight billion, eight million, five hundred eighty-two thousand, two hundred fifty-eight".