264406223061125 has 16 divisors (see below), whose sum is σ = 341357551432560. Its totient is φ = 204231013672000.

The previous prime is 264406223061053. The next prime is 264406223061271. The reversal of 264406223061125 is 521160322604462.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 157817964003844 + 106588259057281 = 12562562^2 + 10324159^2 .

It is not a de Polignac number, because 264406223061125 - 2¹⁴ = 264406223044741 is a prime.

It is a super-3 number, since 3×264406223061125³ (a number of 44 digits) contains 333 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36469820246 + ... + 36469827495.

It is an arithmetic number, because the mean of its divisors is an integer number (21334846964535).

Almost surely, 2^{264406223061125} is an apocalyptic number.

264406223061125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

264406223061125 is a deficient number, since it is larger than the sum of its proper divisors (76951328371435).

264406223061125 is an equidigital number, since it uses as much as digits as its factorization.

264406223061125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72939647785 (or 72939647775 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 44.

Adding to 264406223061125 its reverse (521160322604462), we get a palindrome (785566545665587).

The spelling of 264406223061125 in words is "two hundred sixty-four trillion, four hundred six billion, two hundred twenty-three million, sixty-one thousand, one hundred twenty-five".