662062747842 has 12 divisors (see below), whose sum is σ = 1434469287030. Its totient is φ = 220687582608.

The previous prime is 662062747837. The next prime is 662062747873. The reversal of 662062747842 is 248747260266.

662062747842 is a `hidden beast` number, since 6 + 6 + 2 + 0 + 627 + 4 + 7 + 8 + 4 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 595843504281 + 66219243561 = 771909^2 + 257331^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18390631867 + ... + 18390631902.

Almost surely, 2^662062747842 is an apocalyptic number.

662062747842 is an abundant number, since it is smaller than the sum of its proper divisors (772406539188).

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

662062747842 is a wasteful number, since it uses less digits than its factorization.

662062747842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36781263777 (or 36781263774 counting only the distinct ones).

The product of its (nonzero) digits is 10838016, while the sum is 54.

The spelling of 662062747842 in words is "six hundred sixty-two billion, sixty-two million, seven hundred forty-seven thousand, eight hundred forty-two".