918352769426 has 4 divisors (see below), whose sum is σ = 1377529154142. Its totient is φ = 459176384712.

The previous prime is 918352769419. The next prime is 918352769449. The reversal of 918352769426 is 624967253819.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 624967253819 = 21269 ⋅29383951.

It can be written as a sum of positive squares in only one way, i.e., 819747349201 + 98605420225 = 905399^2 + 314015^2 .

It is a super-2 number, since 2×918352769426² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 229588192355 + ... + 229588192358.

Almost surely, 2^918352769426 is an apocalyptic number.

918352769426 is a deficient number, since it is larger than the sum of its proper divisors (459176384716).

918352769426 is a wasteful number, since it uses less digits than its factorization.

918352769426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459176384715.

The product of its digits is 39191040, while the sum is 62.

The spelling of 918352769426 in words is "nine hundred eighteen billion, three hundred fifty-two million, seven hundred sixty-nine thousand, four hundred twenty-six".