84063944131 has 4 divisors (see below), whose sum is σ = 84146280064. Its totient is φ = 83981608200.

The previous prime is 84063944119. The next prime is 84063944201. The reversal of 84063944131 is 13144936048.

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

It is a cyclic number.

It is not a de Polignac number, because 84063944131 - 2²⁷ = 83929726403 is a prime.

It is a super-2 number, since 2×84063944131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84063944101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41166435 + ... + 41168476.

It is an arithmetic number, because the mean of its divisors is an integer number (21036570016).

Almost surely, 2^84063944131 is an apocalyptic number.

84063944131 is a deficient number, since it is larger than the sum of its proper divisors (82335933).

84063944131 is a wasteful number, since it uses less digits than its factorization.

84063944131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82335932.

The product of its (nonzero) digits is 248832, while the sum is 43.

The spelling of 84063944131 in words is "eighty-four billion, sixty-three million, nine hundred forty-four thousand, one hundred thirty-one".