405140412264 has 64 divisors (see below), whose sum is σ = 1188829027200. Its totient is φ = 112625904384.

The previous prime is 405140412263. The next prime is 405140412289. The reversal of 405140412264 is 462214041504.

It is not an unprimeable number, because it can be changed into a prime (405140412263) 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, 32582299 + ... + 32594730.

It is an arithmetic number, because the mean of its divisors is an integer number (18575453550).

Almost surely, 2^405140412264 is an apocalyptic number.

It is an amenable number.

405140412264 is an abundant number, since it is smaller than the sum of its proper divisors (783688614936).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

405140412264 is a wasteful number, since it uses less digits than its factorization.

405140412264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65177082 (or 65177078 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 33.

Adding to 405140412264 its reverse (462214041504), we get a palindrome (867354453768).

The spelling of 405140412264 in words is "four hundred five billion, one hundred forty million, four hundred twelve thousand, two hundred sixty-four".