489151516056 has 32 divisors (see below), whose sum is σ = 1397575760640. Its totient is φ = 139757575968.

The previous prime is 489151516031. The next prime is 489151516123. The reversal of 489151516056 is 650615151984.

It is a congruent number.

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, 1455807916 + ... + 1455808251.

It is an arithmetic number, because the mean of its divisors is an integer number (43674242520).

Almost surely, 2^489151516056 is an apocalyptic number.

It is an amenable number.

489151516056 is an abundant number, since it is smaller than the sum of its proper divisors (908424244584).

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

489151516056 is a wasteful number, since it uses less digits than its factorization.

489151516056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2911616183 (or 2911616179 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 51.

The spelling of 489151516056 in words is "four hundred eighty-nine billion, one hundred fifty-one million, five hundred sixteen thousand, fifty-six".