264346163366125 has 16 divisors (see below), whose sum is σ = 332005311344304. Its totient is φ = 210129943857600.

The previous prime is 264346163366113. The next prime is 264346163366137. The reversal of 264346163366125 is 521663361643462.

It is an interprime number because it is at equal distance from previous prime (264346163366113) and next prime (264346163366137).

It can be written as a sum of positive squares in 8 ways, for example, as 45715813254409 + 218630350111716 = 6761347^2 + 14786154^2 .

It is not a de Polignac number, because 264346163366125 - 2¹⁷ = 264346163235053 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 264346163366125.

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, 6734914474 + ... + 6734953723.

It is an arithmetic number, because the mean of its divisors is an integer number (20750331959019).

Almost surely, 2^{264346163366125} is an apocalyptic number.

264346163366125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

264346163366125 is a deficient number, since it is larger than the sum of its proper divisors (67659147978179).

264346163366125 is a wasteful number, since it uses less digits than its factorization.

264346163366125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13469868369 (or 13469868359 counting only the distinct ones).

The product of its digits is 67184640, while the sum is 58.

The spelling of 264346163366125 in words is "two hundred sixty-four trillion, three hundred forty-six billion, one hundred sixty-three million, three hundred sixty-six thousand, one hundred twenty-five".