84141919431 has 12 divisors (see below), whose sum is σ = 122217315480. Its totient is φ = 55781234160.

The previous prime is 84141919403. The next prime is 84141919439. The reversal of 84141919431 is 13491914148.

84141919431 is a `hidden beast` number, since 8 + 41 + 419 + 194 + 3 + 1 = 666.

It is not a de Polignac number, because 84141919431 - 2⁵ = 84141919399 is a prime.

It is a super-2 number, since 2×84141919431² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84141919439) 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 11 ways as a sum of consecutive naturals, for example, 26113200 + ... + 26116421.

It is an arithmetic number, because the mean of its divisors is an integer number (10184776290).

Almost surely, 2^84141919431 is an apocalyptic number.

84141919431 is a deficient number, since it is larger than the sum of its proper divisors (38075396049).

84141919431 is a wasteful number, since it uses less digits than its factorization.

84141919431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52229806 (or 52229803 counting only the distinct ones).

The product of its digits is 124416, while the sum is 45.

The spelling of 84141919431 in words is "eighty-four billion, one hundred forty-one million, nine hundred nineteen thousand, four hundred thirty-one".