662140480 has 112 divisors (see below), whose sum is σ = 1698589440. Its totient is φ = 244932608.

The previous prime is 662140469. The next prime is 662140513. The reversal of 662140480 is 84041266.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 319929 + ... + 321991.

Almost surely, 2^662140480 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 662140480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (849294720).

662140480 is an abundant number, since it is smaller than the sum of its proper divisors (1036448960).

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

662140480 is a wasteful number, since it uses less digits than its factorization.

662140480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2156 (or 2146 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 662140480 is about 25732.0904708498. The cubic root of 662140480 is about 871.5989795358.

The spelling of 662140480 in words is "six hundred sixty-two million, one hundred forty thousand, four hundred eighty".