662451652560 has 160 divisors (see below), whose sum is σ = 2075960380032. Its totient is φ = 174732410880.

The previous prime is 662451652547. The next prime is 662451652571. The reversal of 662451652560 is 65256154266.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46250200 + ... + 46264520.

Almost surely, 2^662451652560 is an apocalyptic number.

662451652560 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 662451652560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1037980190016).

662451652560 is an abundant number, since it is smaller than the sum of its proper divisors (1413508727472).

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

662451652560 is a wasteful number, since it uses less digits than its factorization.

662451652560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16421 (or 16415 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 48.

The spelling of 662451652560 in words is "six hundred sixty-two billion, four hundred fifty-one million, six hundred fifty-two thousand, five hundred sixty".