84449026863 has 12 divisors (see below), whose sum is σ = 121985460168. Its totient is φ = 56297720880.

The previous prime is 84449026859. The next prime is 84449026939. The reversal of 84449026863 is 36862094448.

84449026863 is a `hidden beast` number, since 84 + 449 + 0 + 2 + 68 + 63 = 666.

It is not a de Polignac number, because 84449026863 - 2² = 84449026859 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84449026813) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 249808 + ... + 480938.

It is an arithmetic number, because the mean of its divisors is an integer number (10165455014).

Almost surely, 2^84449026863 is an apocalyptic number.

84449026863 is a deficient number, since it is larger than the sum of its proper divisors (37536433305).

84449026863 is a wasteful number, since it uses less digits than its factorization.

84449026863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271734 (or 271731 counting only the distinct ones).

The product of its (nonzero) digits is 7962624, while the sum is 54.

The spelling of 84449026863 in words is "eighty-four billion, four hundred forty-nine million, twenty-six thousand, eight hundred sixty-three".