163625265764 has 12 divisors (see below), whose sum is σ = 286932194304. Its totient is φ = 81644638824.

The previous prime is 163625265763. The next prime is 163625265809. The reversal of 163625265764 is 467562526361.

It is a super-3 number, since 3×163625265764³ (a number of 35 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (163625265763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41996324 + ... + 42000219.

It is an arithmetic number, because the mean of its divisors is an integer number (23911016192).

Almost surely, 2^163625265764 is an apocalyptic number.

It is an amenable number.

163625265764 is a deficient number, since it is larger than the sum of its proper divisors (123306928540).

163625265764 is a wasteful number, since it uses less digits than its factorization.

163625265764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83997034 (or 83997032 counting only the distinct ones).

The product of its digits is 10886400, while the sum is 53.

The spelling of 163625265764 in words is "one hundred sixty-three billion, six hundred twenty-five million, two hundred sixty-five thousand, seven hundred sixty-four".