200665465125 has 16 divisors (see below), whose sum is σ = 333907334592. Its totient is φ = 107021581200.

The previous prime is 200665465123. The next prime is 200665465139. The reversal of 200665465125 is 521564566002.

It is a happy number.

It is not a de Polignac number, because 200665465125 - 2¹ = 200665465123 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200665465123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 267553579 + ... + 267554328.

It is an arithmetic number, because the mean of its divisors is an integer number (20869208412).

Almost surely, 2^200665465125 is an apocalyptic number.

200665465125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

200665465125 is a deficient number, since it is larger than the sum of its proper divisors (133241869467).

200665465125 is an equidigital number, since it uses as much as digits as its factorization.

200665465125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535107925 (or 535107915 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 42.

The spelling of 200665465125 in words is "two hundred billion, six hundred sixty-five million, four hundred sixty-five thousand, one hundred twenty-five".