264312473161 has 4 divisors (see below), whose sum is σ = 288340879824. Its totient is φ = 240284066500.

The previous prime is 264312473153. The next prime is 264312473213. The reversal of 264312473161 is 161374213462.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 264312473161 - 2³ = 264312473153 is a prime.

It is a super-2 number, since 2×264312473161² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (264312473101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12014203315 + ... + 12014203336.

It is an arithmetic number, because the mean of its divisors is an integer number (72085219956).

Almost surely, 2^264312473161 is an apocalyptic number.

It is an amenable number.

264312473161 is a deficient number, since it is larger than the sum of its proper divisors (24028406663).

264312473161 is a wasteful number, since it uses less digits than its factorization.

264312473161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24028406662.

The product of its digits is 145152, while the sum is 40.

The spelling of 264312473161 in words is "two hundred sixty-four billion, three hundred twelve million, four hundred seventy-three thousand, one hundred sixty-one".