415165820825 has 72 divisors (see below), whose sum is σ = 629457890688. Its totient is φ = 266004207360.

The previous prime is 415165820821. The next prime is 415165820833. The reversal of 415165820825 is 528028561514.

It is not a de Polignac number, because 415165820825 - 2² = 415165820821 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 415165820825.

It is not an unprimeable number, because it can be changed into a prime (415165820821) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 4566764 + ... + 4656786.

It is an arithmetic number, because the mean of its divisors is an integer number (8742470704).

Almost surely, 2^415165820825 is an apocalyptic number.

It is an amenable number.

415165820825 is a deficient number, since it is larger than the sum of its proper divisors (214292069863).

415165820825 is a wasteful number, since it uses less digits than its factorization.

415165820825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90151 (or 90127 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 47.

The spelling of 415165820825 in words is "four hundred fifteen billion, one hundred sixty-five million, eight hundred twenty thousand, eight hundred twenty-five".