415565225656161 has 16 divisors (see below), whose sum is σ = 641916799972224. Its totient is φ = 234212886474624.

The previous prime is 415565225656111. The next prime is 415565225656237. The reversal of 415565225656161 is 161656522565514.

It is not a de Polignac number, because 415565225656161 - 2⁹ = 415565225655649 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 415565225656095 and 415565225656104.

It is not an unprimeable number, because it can be changed into a prime (415565225656111) 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, 135539863326 + ... + 135539866391.

It is an arithmetic number, because the mean of its divisors is an integer number (40119799998264).

Almost surely, 2^{415565225656161} is an apocalyptic number.

It is an amenable number.

415565225656161 is a deficient number, since it is larger than the sum of its proper divisors (226351574316063).

415565225656161 is a wasteful number, since it uses less digits than its factorization.

415565225656161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271079729800.

The product of its digits is 64800000, while the sum is 60.

The spelling of 415565225656161 in words is "four hundred fifteen trillion, five hundred sixty-five billion, two hundred twenty-five million, six hundred fifty-six thousand, one hundred sixty-one".