4140029128765 has 8 divisors (see below), whose sum is σ = 5229510478560. Its totient is φ = 3137706286992.

The previous prime is 4140029128759. The next prime is 4140029128769. The reversal of 4140029128765 is 5678219200414.

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 4140029128765 - 2²³ = 4140020740157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4140029128769) 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, 21789626899 + ... + 21789627088.

It is an arithmetic number, because the mean of its divisors is an integer number (653688809820).

Almost surely, 2^{4140029128765} is an apocalyptic number.

It is an amenable number.

4140029128765 is a deficient number, since it is larger than the sum of its proper divisors (1089481349795).

4140029128765 is a wasteful number, since it uses less digits than its factorization.

4140029128765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43579254011.

The product of its (nonzero) digits is 967680, while the sum is 49.

The spelling of 4140029128765 in words is "four trillion, one hundred forty billion, twenty-nine million, one hundred twenty-eight thousand, seven hundred sixty-five".