84863832454 has 4 divisors (see below), whose sum is σ = 127295748684. Its totient is φ = 42431916226.

The previous prime is 84863832451. The next prime is 84863832541. The reversal of 84863832454 is 45423836848.

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

It is a super-3 number, since 3×84863832454³ (a number of 34 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 84863832395 and 84863832404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84863832451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21215958112 + ... + 21215958115.

It is an arithmetic number, because the mean of its divisors is an integer number (31823937171).

Almost surely, 2^84863832454 is an apocalyptic number.

84863832454 is a deficient number, since it is larger than the sum of its proper divisors (42431916230).

84863832454 is a wasteful number, since it uses less digits than its factorization.

84863832454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42431916229.

The product of its digits is 17694720, while the sum is 55.

The spelling of 84863832454 in words is "eighty-four billion, eight hundred sixty-three million, eight hundred thirty-two thousand, four hundred fifty-four".