264440250034431 has 8 divisors (see below), whose sum is σ = 371144210574720. Its totient is φ = 167014894758552.

The previous prime is 264440250034397. The next prime is 264440250034459. The reversal of 264440250034431 is 134430052044462.

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

It is not a de Polignac number, because 264440250034431 - 2⁹ = 264440250033919 is a prime.

It is a super-2 number, since 2×264440250034431² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264440250034481) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2319651316035 + ... + 2319651316148.

It is an arithmetic number, because the mean of its divisors is an integer number (46393026321840).

Almost surely, 2^{264440250034431} is an apocalyptic number.

264440250034431 is a deficient number, since it is larger than the sum of its proper divisors (106703960540289).

264440250034431 is a wasteful number, since it uses less digits than its factorization.

264440250034431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4639302632205.

The product of its (nonzero) digits is 1105920, while the sum is 42.

The spelling of 264440250034431 in words is "two hundred sixty-four trillion, four hundred forty billion, two hundred fifty million, thirty-four thousand, four hundred thirty-one".