244657528428 has 18 divisors (see below), whose sum is σ = 570871564396. Its totient is φ = 81551938328.

The previous prime is 244657528411. The next prime is 244657528433. The reversal of 244657528428 is 824825756442.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1642051 + ... + 1784837.

Almost surely, 2^244657528428 is an apocalyptic number.

It is an amenable number.

244657528428 is an abundant number, since it is smaller than the sum of its proper divisors (326214035968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

244657528428 is an frugal number, since it uses more digits than its factorization.

244657528428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285581 (or 142792 counting only the distinct ones).

The product of its digits is 34406400, while the sum is 57.

The spelling of 244657528428 in words is "two hundred forty-four billion, six hundred fifty-seven million, five hundred twenty-eight thousand, four hundred twenty-eight".