662081506452 has 24 divisors (see below), whose sum is σ = 1716507609600. Its totient is φ = 220693835448.

The previous prime is 662081506447. The next prime is 662081506459. The reversal of 662081506452 is 254605180266.

662081506452 is a `hidden beast` number, since 6 + 6 + 20 + 81 + 506 + 45 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 662081506398 and 662081506407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (662081506459) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3065192052 + ... + 3065192267.

It is an arithmetic number, because the mean of its divisors is an integer number (71521150400).

Almost surely, 2^662081506452 is an apocalyptic number.

It is an amenable number.

662081506452 is an abundant number, since it is smaller than the sum of its proper divisors (1054426103148).

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

662081506452 is a wasteful number, since it uses less digits than its factorization.

662081506452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6130384332 (or 6130384324 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 45.

The spelling of 662081506452 in words is "six hundred sixty-two billion, eighty-one million, five hundred six thousand, four hundred fifty-two".