4046865071865 has 32 divisors (see below), whose sum is σ = 8072707470336. Its totient is φ = 1681814055360.

The previous prime is 4046865071801. The next prime is 4046865071869. The reversal of 4046865071865 is 5681705686404.

It is a happy number.

It is not a de Polignac number, because 4046865071865 - 2⁶ = 4046865071801 is a prime.

It is a super-2 number, since 2×4046865071865² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4046865071799 and 4046865071808.

It is not an unprimeable number, because it can be changed into a prime (4046865071869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1751888487 + ... + 1751890796.

It is an arithmetic number, because the mean of its divisors is an integer number (252272108448).

Almost surely, 2^{4046865071865} is an apocalyptic number.

It is an amenable number.

4046865071865 is a deficient number, since it is larger than the sum of its proper divisors (4025842398471).

4046865071865 is a wasteful number, since it uses less digits than its factorization.

4046865071865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3503779309.

The product of its (nonzero) digits is 38707200, while the sum is 60.

The spelling of 4046865071865 in words is "four trillion, forty-six billion, eight hundred sixty-five million, seventy-one thousand, eight hundred sixty-five".