494792064000 has 880 divisors, whose sum is σ = 1986362554176. Its totient is φ = 121761792000.

The previous prime is 494792063947. The next prime is 494792064007. The reversal of 494792064000 is 460297494.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494792064007) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 134782165 + ... + 134785835.

Almost surely, 2^494792064000 is an apocalyptic number.

494792064000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 494792064000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (993181277088).

494792064000 is an abundant number, since it is smaller than the sum of its proper divisors (1491570490176).

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

494792064000 is a wasteful number, since it uses less digits than its factorization.

494792064000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3731 (or 3694 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The spelling of 494792064000 in words is "four hundred ninety-four billion, seven hundred ninety-two million, sixty-four thousand".