4140069784 has 8 divisors (see below), whose sum is σ = 7762630860. Its totient is φ = 2070034888.

The previous prime is 4140069781. The next prime is 4140069803. The reversal of 4140069784 is 4879600414.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 4140069784.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4140069781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258754354 + ... + 258754369.

Almost surely, 2^4140069784 is an apocalyptic number.

It is an amenable number.

4140069784 is a deficient number, since it is larger than the sum of its proper divisors (3622561076).

4140069784 is a wasteful number, since it uses less digits than its factorization.

4140069784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517508729 (or 517508725 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 43.

The square root of 4140069784 is about 64343.3740489260. The cubic root of 4140069784 is about 1605.7177955436.

The spelling of 4140069784 in words is "four billion, one hundred forty million, sixty-nine thousand, seven hundred eighty-four".