163450002505265 has 48 divisors (see below), whose sum is σ = 234509706778368. Its totient is φ = 107124665332608.

The previous prime is 163450002505201. The next prime is 163450002505277. The reversal of 163450002505265 is 562505200054361.

It is not a de Polignac number, because 163450002505265 - 2⁶ = 163450002505201 is a prime.

It is a super-2 number, since 2×163450002505265² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 20737487 + ... + 27512603.

It is an arithmetic number, because the mean of its divisors is an integer number (4885618891216).

Almost surely, 2^{163450002505265} is an apocalyptic number.

It is an amenable number.

163450002505265 is a deficient number, since it is larger than the sum of its proper divisors (71059704273103).

163450002505265 is a wasteful number, since it uses less digits than its factorization.

163450002505265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6776478 (or 6776455 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 44.

The spelling of 163450002505265 in words is "one hundred sixty-three trillion, four hundred fifty billion, two million, five hundred five thousand, two hundred sixty-five".