662490094266 has 768 divisors, whose sum is σ = 2097318666240. Its totient is φ = 150543360000.

The previous prime is 662490094181. The next prime is 662490094349.

662490094266 is a `hidden beast` number, since 6 + 6 + 2 + 490 + 0 + 94 + 2 + 66 = 666.

662490094266 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 2639402641 + ... + 2639402891.

It is an arithmetic number, because the mean of its divisors is an integer number (2730883680).

Almost surely, 2^662490094266 is an apocalyptic number.

662490094266 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 662490094266, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1048659333120).

662490094266 is an abundant number, since it is smaller than the sum of its proper divisors (1434828571974).

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

662490094266 is a wasteful number, since it uses less digits than its factorization.

662490094266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520 (or 503 counting only the distinct ones).

The product of its (nonzero) digits is 6718464, while the sum is 54.

The spelling of 662490094266 in words is "six hundred sixty-two billion, four hundred ninety million, ninety-four thousand, two hundred sixty-six".