264023240143 has 8 divisors (see below), whose sum is σ = 291267665136. Its totient is φ = 237769521600.

The previous prime is 264023240141. The next prime is 264023240233. The reversal of 264023240143 is 341042320462.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 264023240143 - 2¹ = 264023240141 is a prime.

It is a super-4 number, since 4×264023240143⁴ (a number of 47 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264023240141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 247676053 + ... + 247677118.

It is an arithmetic number, because the mean of its divisors is an integer number (36408458142).

Almost surely, 2^264023240143 is an apocalyptic number.

264023240143 is a deficient number, since it is larger than the sum of its proper divisors (27244424993).

264023240143 is a wasteful number, since it uses less digits than its factorization.

264023240143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495353225.

The product of its (nonzero) digits is 27648, while the sum is 31.

The spelling of 264023240143 in words is "two hundred sixty-four billion, twenty-three million, two hundred forty thousand, one hundred forty-three".