344564004531 has 8 divisors (see below), whose sum is σ = 471835393744. Its totient is φ = 223500975840.

The previous prime is 344564004503. The next prime is 344564004557. The reversal of 344564004531 is 135400465443.

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

It is not a de Polignac number, because 344564004531 - 2¹⁸ = 344563742387 is a prime.

It is a super-2 number, since 2×344564004531² (a number of 24 digits) contains 22 as substring.

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 344564004531.

It is not an unprimeable number, because it can be changed into a prime (344564004581) 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, 1552090000 + ... + 1552090221.

It is an arithmetic number, because the mean of its divisors is an integer number (58979424218).

Almost surely, 2^344564004531 is an apocalyptic number.

344564004531 is a deficient number, since it is larger than the sum of its proper divisors (127271389213).

344564004531 is a wasteful number, since it uses less digits than its factorization.

344564004531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3104180261.

The product of its (nonzero) digits is 345600, while the sum is 39.

Adding to 344564004531 its reverse (135400465443), we get a palindrome (479964469974).

The spelling of 344564004531 in words is "three hundred forty-four billion, five hundred sixty-four million, four thousand, five hundred thirty-one".