405365400332 has 12 divisors (see below), whose sum is σ = 710631817896. Its totient is φ = 202327738080.

The previous prime is 405365400331. The next prime is 405365400359. The reversal of 405365400332 is 233004563504.

It is a super-2 number, since 2×405365400332² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 405365400292 and 405365400301.

It is not an unprimeable number, because it can be changed into a prime (405365400331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88737953 + ... + 88742520.

It is an arithmetic number, because the mean of its divisors is an integer number (59219318158).

Almost surely, 2^405365400332 is an apocalyptic number.

It is an amenable number.

405365400332 is a deficient number, since it is larger than the sum of its proper divisors (305266417564).

405365400332 is a wasteful number, since it uses less digits than its factorization.

405365400332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177481048 (or 177481046 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 35.

Adding to 405365400332 its reverse (233004563504), we get a palindrome (638369963836).

The spelling of 405365400332 in words is "four hundred five billion, three hundred sixty-five million, four hundred thousand, three hundred thirty-two".