264362772125 has 16 divisors (see below), whose sum is σ = 330374956080. Its totient is φ = 211201617600.

The previous prime is 264362772077. The next prime is 264362772161. The reversal of 264362772125 is 521277263462.

It can be written as a sum of positive squares in 8 ways, for example, as 68607848761 + 195754923364 = 261931^2 + 442442^2 .

It is not a de Polignac number, because 264362772125 - 2¹⁶ = 264362706589 is a prime.

It is a super-2 number, since 2×264362772125² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 264362772125.

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, 1351010 + ... + 1534259.

It is an arithmetic number, because the mean of its divisors is an integer number (20648434755).

Almost surely, 2^264362772125 is an apocalyptic number.

264362772125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

264362772125 is a deficient number, since it is larger than the sum of its proper divisors (66012183955).

264362772125 is an equidigital number, since it uses as much as digits as its factorization.

264362772125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2886017 (or 2886007 counting only the distinct ones).

The product of its digits is 1693440, while the sum is 47.

The spelling of 264362772125 in words is "two hundred sixty-four billion, three hundred sixty-two million, seven hundred seventy-two thousand, one hundred twenty-five".