84624921449793 has 24 divisors (see below), whose sum is σ = 122269634899776. Its totient is φ = 56401091604000.

The previous prime is 84624921449791. The next prime is 84624921449797. The reversal of 84624921449793 is 39794412942648.

84624921449793 is a `hidden beast` number, since 8 + 4 + 6 + 2 + 4 + 92 + 1 + 449 + 7 + 93 = 666.

It is not a de Polignac number, because 84624921449793 - 2¹ = 84624921449791 is a prime.

It is a super-2 number, since 2×84624921449793² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (84624921449791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 505843546 + ... + 506010812.

It is an arithmetic number, because the mean of its divisors is an integer number (5094568120824).

Almost surely, 2^{84624921449793} is an apocalyptic number.

It is an amenable number.

84624921449793 is a deficient number, since it is larger than the sum of its proper divisors (37644713449983).

84624921449793 is a wasteful number, since it uses less digits than its factorization.

84624921449793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182405 (or 182402 counting only the distinct ones).

The product of its digits is 752467968, while the sum is 72.

The spelling of 84624921449793 in words is "eighty-four trillion, six hundred twenty-four billion, nine hundred twenty-one million, four hundred forty-nine thousand, seven hundred ninety-three".