264161064138060 has 96 divisors (see below), whose sum is σ = 749902864455360. Its totient is φ = 69466888507392.

The previous prime is 264161064138047. The next prime is 264161064138089. The reversal of 264161064138060 is 60831460161462.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22647984 + ... + 32268456.

It is an arithmetic number, because the mean of its divisors is an integer number (7811488171410).

Almost surely, 2^{264161064138060} is an apocalyptic number.

264161064138060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 264161064138060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (374951432227680).

264161064138060 is an abundant number, since it is smaller than the sum of its proper divisors (485741800317300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

264161064138060 is a wasteful number, since it uses less digits than its factorization.

264161064138060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9626827 (or 9626825 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 48.

The spelling of 264161064138060 in words is "two hundred sixty-four trillion, one hundred sixty-one billion, sixty-four million, one hundred thirty-eight thousand, sixty".