162601321025265 has 32 divisors (see below), whose sum is σ = 272705380649856. Its totient is φ = 82637994109440.

The previous prime is 162601321025263. The next prime is 162601321025287. The reversal of 162601321025265 is 562520123106261.

It is not a de Polignac number, because 162601321025265 - 2¹ = 162601321025263 is a prime.

It is a super-2 number, since 2×162601321025265² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (162601321025263) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3074303694 + ... + 3074356583.

It is an arithmetic number, because the mean of its divisors is an integer number (8522043145308).

Almost surely, 2^{162601321025265} is an apocalyptic number.

162601321025265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

162601321025265 is a deficient number, since it is larger than the sum of its proper divisors (110104059624591).

162601321025265 is a wasteful number, since it uses less digits than its factorization.

162601321025265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6148660369.

The product of its (nonzero) digits is 259200, while the sum is 42.

The spelling of 162601321025265 in words is "one hundred sixty-two trillion, six hundred one billion, three hundred twenty-one million, twenty-five thousand, two hundred sixty-five".