264434634514143 has 12 divisors (see below), whose sum is σ = 385669499314320. Its totient is φ = 174578205309696.

The previous prime is 264434634514133. The next prime is 264434634514147. The reversal of 264434634514143 is 341415436434462.

It is a happy number.

264434634514143 is a `hidden beast` number, since 2 + 6 + 4 + 4 + 3 + 46 + 3 + 451 + 4 + 143 = 666.

It is not a de Polignac number, because 264434634514143 - 2⁶ = 264434634514079 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 264434634514143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264434634514147) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 142629251778 + ... + 142629253631.

It is an arithmetic number, because the mean of its divisors is an integer number (32139124942860).

Almost surely, 2^{264434634514143} is an apocalyptic number.

264434634514143 is a deficient number, since it is larger than the sum of its proper divisors (121234864800177).

264434634514143 is a wasteful number, since it uses less digits than its factorization.

264434634514143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285258505518 (or 285258505515 counting only the distinct ones).

The product of its digits is 39813120, while the sum is 54.

The spelling of 264434634514143 in words is "two hundred sixty-four trillion, four hundred thirty-four billion, six hundred thirty-four million, five hundred fourteen thousand, one hundred forty-three".