489155802896 has 10 divisors (see below), whose sum is σ = 947739368142. Its totient is φ = 244577901440.

The previous prime is 489155802847. The next prime is 489155802901. The reversal of 489155802896 is 698208551984.

It can be written as a sum of positive squares in only one way, i.e., 297609527296 + 191546275600 = 545536^2 + 437660^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15286118825 + ... + 15286118856.

Almost surely, 2^489155802896 is an apocalyptic number.

It is an amenable number.

489155802896 is a deficient number, since it is larger than the sum of its proper divisors (458583565246).

489155802896 is a wasteful number, since it uses less digits than its factorization.

489155802896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30572237689 (or 30572237683 counting only the distinct ones).

The product of its (nonzero) digits is 49766400, while the sum is 65.

The spelling of 489155802896 in words is "four hundred eighty-nine billion, one hundred fifty-five million, eight hundred two thousand, eight hundred ninety-six".