487116991296 has 672 divisors, whose sum is σ = 1653135469440. Its totient is φ = 140980248576.

The previous prime is 487116991253. The next prime is 487116991301. The reversal of 487116991296 is 692199611784.

487116991296 is a `hidden beast` number, since 487 + 1 + 1 + 69 + 9 + 1 + 2 + 96 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 664552146 + ... + 664552878.

It is an arithmetic number, because the mean of its divisors is an integer number (2460023020).

Almost surely, 2^487116991296 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 487116991296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (826567734720).

487116991296 is an abundant number, since it is smaller than the sum of its proper divisors (1166018478144).

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

487116991296 is a wasteful number, since it uses less digits than its factorization.

487116991296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 965 (or 943 counting only the distinct ones).

The product of its digits is 11757312, while the sum is 63.

The spelling of 487116991296 in words is "four hundred eighty-seven billion, one hundred sixteen million, nine hundred ninety-one thousand, two hundred ninety-six".