840634115327 has 16 divisors (see below), whose sum is σ = 893375239680. Its totient is φ = 789993903552.

The previous prime is 840634115311. The next prime is 840634115369. The reversal of 840634115327 is 723511436048.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 840634115327 - 2⁴ = 840634115311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (840634118327) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3405758 + ... + 3644235.

It is an arithmetic number, because the mean of its divisors is an integer number (55835952480).

Almost surely, 2^840634115327 is an apocalyptic number.

840634115327 is a deficient number, since it is larger than the sum of its proper divisors (52741124353).

840634115327 is a wasteful number, since it uses less digits than its factorization.

840634115327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7050142.

The product of its (nonzero) digits is 483840, while the sum is 44.

The spelling of 840634115327 in words is "eight hundred forty billion, six hundred thirty-four million, one hundred fifteen thousand, three hundred twenty-seven".