662983234056 has 384 divisors, whose sum is σ = 2351148508800. Its totient is φ = 165353840640.

The previous prime is 662983234033. The next prime is 662983234061. The reversal of 662983234056 is 650432389266.

It is a happy number.

662983234056 is a `hidden beast` number, since 6 + 6 + 298 + 3 + 2 + 340 + 5 + 6 = 666.

It is a super-2 number, since 2×662983234056² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 662983233993 and 662983234011.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3225930 + ... + 3425286.

It is an arithmetic number, because the mean of its divisors is an integer number (6122782575).

Almost surely, 2^662983234056 is an apocalyptic number.

662983234056 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 662983234056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1175574254400).

662983234056 is an abundant number, since it is smaller than the sum of its proper divisors (1688165274744).

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

662983234056 is a wasteful number, since it uses less digits than its factorization.

662983234056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199429 (or 199422 counting only the distinct ones).

The product of its (nonzero) digits is 11197440, while the sum is 54.

The spelling of 662983234056 in words is "six hundred sixty-two billion, nine hundred eighty-three million, two hundred thirty-four thousand, fifty-six".