84884090208649 has 8 divisors (see below), whose sum is σ = 86149681254720. Its totient is φ = 83620444731600.

The previous prime is 84884090208637. The next prime is 84884090208689. The reversal of 84884090208649 is 94680209048848.

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

It is a cyclic number.

It is not a de Polignac number, because 84884090208649 - 2²⁷ = 84883955990921 is a prime.

It is a super-2 number, since 2×84884090208649² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (84884090208689) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 486304347 + ... + 486478864.

It is an arithmetic number, because the mean of its divisors is an integer number (10768710156840).

Almost surely, 2^{84884090208649} is an apocalyptic number.

It is an amenable number.

84884090208649 is a deficient number, since it is larger than the sum of its proper divisors (1265591046071).

84884090208649 is a wasteful number, since it uses less digits than its factorization.

84884090208649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 972784511.

The product of its (nonzero) digits is 254803968, while the sum is 70.

The spelling of 84884090208649 in words is "eighty-four trillion, eight hundred eighty-four billion, ninety million, two hundred eight thousand, six hundred forty-nine".