250342304434 has 4 divisors (see below), whose sum is σ = 375513456654. Its totient is φ = 125171152216.

The previous prime is 250342304413. The next prime is 250342304441. The reversal of 250342304434 is 434403243052.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 249575180625 + 767123809 = 499575^2 + 27697^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 250342304434.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62585576107 + ... + 62585576110.

Almost surely, 2^250342304434 is an apocalyptic number.

250342304434 is a deficient number, since it is larger than the sum of its proper divisors (125171152220).

250342304434 is a wasteful number, since it uses less digits than its factorization.

250342304434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125171152219.

The product of its (nonzero) digits is 138240, while the sum is 34.

Adding to 250342304434 its reverse (434403243052), we get a palindrome (684745547486).

The spelling of 250342304434 in words is "two hundred fifty billion, three hundred forty-two million, three hundred four thousand, four hundred thirty-four".