662388883266 has 32 divisors (see below), whose sum is σ = 1446738340608. Its totient is φ = 200511927440.

The previous prime is 662388883241. The next prime is 662388883267.

662388883266 is nontrivially palindromic in base 10.

662388883266 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a junction number, because it is equal to n+sod(n) for n = 662388883197 and 662388883206.

It is not an unprimeable number, because it can be changed into a prime (662388883267) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5236440 + ... + 5361443.

It is an arithmetic number, because the mean of its divisors is an integer number (45210573144).

Almost surely, 2^662388883266 is an apocalyptic number.

662388883266 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

662388883266 is an abundant number, since it is smaller than the sum of its proper divisors (784349457342).

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

662388883266 is a wasteful number, since it uses less digits than its factorization.

662388883266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10598846.

The product of its digits is 191102976, while the sum is 66.

The spelling of 662388883266 in words is "six hundred sixty-two billion, three hundred eighty-eight million, eight hundred eighty-three thousand, two hundred sixty-six".