494725141872 has 240 divisors, whose sum is σ = 1517831602560. Its totient is φ = 149508882432.

The previous prime is 494725141849. The next prime is 494725141891. The reversal of 494725141872 is 278141527494.

It is a happy number.

494725141872 is a `hidden beast` number, since 4 + 9 + 47 + 2 + 514 + 1 + 87 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 28533718 + ... + 28551050.

It is an arithmetic number, because the mean of its divisors is an integer number (6324298344).

Almost surely, 2^494725141872 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 494725141872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (758915801280).

494725141872 is an abundant number, since it is smaller than the sum of its proper divisors (1023106460688).

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

494725141872 is a wasteful number, since it uses less digits than its factorization.

494725141872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17632 (or 17623 counting only the distinct ones).

The product of its digits is 4515840, while the sum is 54.

The spelling of 494725141872 in words is "four hundred ninety-four billion, seven hundred twenty-five million, one hundred forty-one thousand, eight hundred seventy-two".