494282987100 has 540 divisors, whose sum is σ = 1903593849696. Its totient is φ = 110570987520.

The previous prime is 494282987071. The next prime is 494282987131. The reversal of 494282987100 is 1789282494.

494282987100 is a `hidden beast` number, since 494 + 2 + 82 + 9 + 8 + 71 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (540).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 179 ways as a sum of consecutive naturals, for example, 18641052 + ... + 18667548.

Almost surely, 2^494282987100 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 494282987100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (951796924848).

494282987100 is an abundant number, since it is smaller than the sum of its proper divisors (1409310862596).

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

494282987100 is a wasteful number, since it uses less digits than its factorization.

494282987100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26584 (or 26561 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 54.

The spelling of 494282987100 in words is "four hundred ninety-four billion, two hundred eighty-two million, nine hundred eighty-seven thousand, one hundred".