8418493562 has 4 divisors (see below), whose sum is σ = 12627740346. Its totient is φ = 4209246780.

The previous prime is 8418493513. The next prime is 8418493591. The reversal of 8418493562 is 2653948148.

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., 5402397001 + 3016096561 = 73501^2 + 54919^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 8418493562.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2104623389 + ... + 2104623392.

Almost surely, 2^8418493562 is an apocalyptic number.

8418493562 is a deficient number, since it is larger than the sum of its proper divisors (4209246784).

8418493562 is a wasteful number, since it uses less digits than its factorization.

8418493562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4209246783.

The product of its digits is 1658880, while the sum is 50.

The square root of 8418493562 is about 91752.3490816448. The cubic root of 8418493562 is about 2034.2834288250.

The spelling of 8418493562 in words is "eight billion, four hundred eighteen million, four hundred ninety-three thousand, five hundred sixty-two".