8368454478 has 8 divisors (see below), whose sum is σ = 16736908968. Its totient is φ = 2789484824.

The previous prime is 8368454477. The next prime is 8368454483. The reversal of 8368454478 is 8744548638.

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

8368454478 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8368454477) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 697371201 + ... + 697371212.

It is an arithmetic number, because the mean of its divisors is an integer number (2092113621).

Almost surely, 2^8368454478 is an apocalyptic number.

8368454478 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8368454478 is a wasteful number, since it uses less digits than its factorization.

8368454478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1394742418.

The product of its digits is 20643840, while the sum is 57.

The square root of 8368454478 is about 91479.2570914303. The cubic root of 8368454478 is about 2030.2448585548.

The spelling of 8368454478 in words is "eight billion, three hundred sixty-eight million, four hundred fifty-four thousand, four hundred seventy-eight".