652665106500 has 144 divisors (see below), whose sum is σ = 2089046738688. Its totient is φ = 158221800000.

The previous prime is 652665106477. The next prime is 652665106507. The reversal of 652665106500 is 5601566256.

It is not an unprimeable number, because it can be changed into a prime (652665106507) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1616476 + ... + 1979475.

Almost surely, 2^652665106500 is an apocalyptic number.

652665106500 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

652665106500 is an abundant number, since it is smaller than the sum of its proper divisors (1436381632188).

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

652665106500 is a wasteful number, since it uses less digits than its factorization.

652665106500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3595995 (or 3595972 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 42.

The spelling of 652665106500 in words is "six hundred fifty-two billion, six hundred sixty-five million, one hundred six thousand, five hundred".