662948474496 has 1536 divisors, whose sum is σ = 2509136352000. Its totient is φ = 152599265280.

The previous prime is 662948474473. The next prime is 662948474497. The reversal of 662948474496 is 694474849266.

662948474496 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 662948474496.

It is not an unprimeable number, because it can be changed into a prime (662948474497) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 7448859220 + ... + 7448859308.

Almost surely, 2^662948474496 is an apocalyptic number.

662948474496 is a gapful number since it is divisible by the number (66) 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 662948474496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1254568176000).

662948474496 is an abundant number, since it is smaller than the sum of its proper divisors (1846187877504).

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

662948474496 is a wasteful number, since it uses less digits than its factorization.

662948474496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250 (or 231 counting only the distinct ones).

The product of its digits is 501645312, while the sum is 69.

The spelling of 662948474496 in words is "six hundred sixty-two billion, nine hundred forty-eight million, four hundred seventy-four thousand, four hundred ninety-six".