525225365016665 has 96 divisors (see below), whose sum is σ = 689043504568320. Its totient is φ = 383255898624000.

The previous prime is 525225365016647. The next prime is 525225365016673. The reversal of 525225365016665 is 566610563522525.

It is a happy number.

It is not a de Polignac number, because 525225365016665 - 2⁶ = 525225365016601 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 23916266285 + ... + 23916288245.

It is an arithmetic number, because the mean of its divisors is an integer number (7177536505920).

Almost surely, 2^{525225365016665} is an apocalyptic number.

It is an amenable number.

525225365016665 is a deficient number, since it is larger than the sum of its proper divisors (163818139551655).

525225365016665 is a wasteful number, since it uses less digits than its factorization.

525225365016665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23375 (or 23344 counting only the distinct ones).

The product of its (nonzero) digits is 97200000, while the sum is 59.

The spelling of 525225365016665 in words is "five hundred twenty-five trillion, two hundred twenty-five billion, three hundred sixty-five million, sixteen thousand, six hundred sixty-five".