602978782464 has 432 divisors, whose sum is σ = 1799923507200. Its totient is φ = 194068353024.

The previous prime is 602978782457. The next prime is 602978782481. The reversal of 602978782464 is 464287879206.

602978782464 is a `hidden beast` number, since 6 + 0 + 2 + 97 + 8 + 7 + 82 + 464 = 666.

It is a super-2 number, since 2×602978782464² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2522923657 + ... + 2522923895.

It is an arithmetic number, because the mean of its divisors is an integer number (4166489600).

Almost surely, 2^602978782464 is an apocalyptic number.

602978782464 is a gapful number since it is divisible by the number (64) 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 602978782464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (899961753600).

602978782464 is an abundant number, since it is smaller than the sum of its proper divisors (1196944724736).

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

602978782464 is a wasteful number, since it uses less digits than its factorization.

602978782464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 590 (or 573 counting only the distinct ones).

The product of its (nonzero) digits is 65028096, while the sum is 63.

The spelling of 602978782464 in words is "six hundred two billion, nine hundred seventy-eight million, seven hundred eighty-two thousand, four hundred sixty-four".