406040533306 has 4 divisors (see below), whose sum is σ = 609060799962. Its totient is φ = 203020266652.

The previous prime is 406040533303. The next prime is 406040533307. The reversal of 406040533306 is 603335040604.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 318480764281 + 87559769025 = 564341^2 + 295905^2 .

It is not an unprimeable number, because it can be changed into a prime (406040533303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101510133325 + ... + 101510133328.

Almost surely, 2^406040533306 is an apocalyptic number.

406040533306 is a deficient number, since it is larger than the sum of its proper divisors (203020266656).

406040533306 is a wasteful number, since it uses less digits than its factorization.

406040533306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203020266655.

The product of its (nonzero) digits is 77760, while the sum is 34.

The spelling of 406040533306 in words is "four hundred six billion, forty million, five hundred thirty-three thousand, three hundred six".