405475700852 has 12 divisors (see below), whose sum is σ = 709826423460. Its totient is φ = 202668151296.

The previous prime is 405475700843. The next prime is 405475700863. The reversal of 405475700852 is 258007574504.

It can be written as a sum of positive squares in 2 ways, for example, as 139512708196 + 265962992656 = 373514^2 + 515716^2 .

It is a junction number, because it is equal to n+sod(n) for n = 405475700797 and 405475700806.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17411693 + ... + 17434964.

It is an arithmetic number, because the mean of its divisors is an integer number (59152201955).

Almost surely, 2^405475700852 is an apocalyptic number.

It is an amenable number.

405475700852 is a deficient number, since it is larger than the sum of its proper divisors (304350722608).

405475700852 is a wasteful number, since it uses less digits than its factorization.

405475700852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34849570 (or 34849568 counting only the distinct ones).

The product of its (nonzero) digits is 1568000, while the sum is 47.

The spelling of 405475700852 in words is "four hundred five billion, four hundred seventy-five million, seven hundred thousand, eight hundred fifty-two".