662064460266 has 128 divisors (see below), whose sum is σ = 1503590584320. Its totient is φ = 192619296000.

The previous prime is 662064460249. The next prime is 662064460283.

662064460266 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (662064460249) and next prime (662064460283).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 34140225 + ... + 34159611.

It is an arithmetic number, because the mean of its divisors is an integer number (11746801440).

Almost surely, 2^662064460266 is an apocalyptic number.

662064460266 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 662064460266, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (751795292160).

662064460266 is an abundant number, since it is smaller than the sum of its proper divisors (841526124054).

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

662064460266 is a wasteful number, since it uses less digits than its factorization.

662064460266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19660.

The product of its (nonzero) digits is 2985984, while the sum is 48.

The spelling of 662064460266 in words is "six hundred sixty-two billion, sixty-four million, four hundred sixty thousand, two hundred sixty-six".