8484640454 has 8 divisors (see below), whose sum is σ = 12798061560. Its totient is φ = 4218619936.

The previous prime is 8484640447. The next prime is 8484640469. The reversal of 8484640454 is 4540464848.

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

It is a super-2 number, since 2×8484640454² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8484640399 and 8484640408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11849699 + ... + 11850414.

It is an arithmetic number, because the mean of its divisors is an integer number (1599757695).

Almost surely, 2^8484640454 is an apocalyptic number.

8484640454 is a deficient number, since it is larger than the sum of its proper divisors (4313421106).

8484640454 is a wasteful number, since it uses less digits than its factorization.

8484640454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23700294.

The product of its (nonzero) digits is 1966080, while the sum is 47.

The square root of 8484640454 is about 92112.1080748888. The cubic root of 8484640454 is about 2039.5975476437.

The spelling of 8484640454 in words is "eight billion, four hundred eighty-four million, six hundred forty thousand, four hundred fifty-four".