6405502741 has 8 divisors (see below), whose sum is σ = 7055665344. Its totient is φ = 5766647520.

The previous prime is 6405502717. The next prime is 6405502759. The reversal of 6405502741 is 1472055046.

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 6405502741 - 2¹⁹ = 6404978453 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6405502697 and 6405502706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6405502781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2825656 + ... + 2827921.

It is an arithmetic number, because the mean of its divisors is an integer number (881958168).

Almost surely, 2^6405502741 is an apocalyptic number.

It is an amenable number.

6405502741 is a deficient number, since it is larger than the sum of its proper divisors (650162603).

6405502741 is a wasteful number, since it uses less digits than its factorization.

6405502741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5653691.

The product of its (nonzero) digits is 33600, while the sum is 34.

The square root of 6405502741 is about 80034.3847418096. The cubic root of 6405502741 is about 1857.1674947881.

Adding to 6405502741 its reverse (1472055046), we get a palindrome (7877557787).

The spelling of 6405502741 in words is "six billion, four hundred five million, five hundred two thousand, seven hundred forty-one".