405040558844 has 6 divisors (see below), whose sum is σ = 708820977984. Its totient is φ = 202520279420.

The previous prime is 405040558789. The next prime is 405040558877. The reversal of 405040558844 is 448855040504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50630069852 + ... + 50630069859.

It is an arithmetic number, because the mean of its divisors is an integer number (118136829664).

Almost surely, 2^405040558844 is an apocalyptic number.

It is an amenable number.

405040558844 is a deficient number, since it is larger than the sum of its proper divisors (303780419140).

405040558844 is a wasteful number, since it uses less digits than its factorization.

405040558844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101260139715 (or 101260139713 counting only the distinct ones).

The product of its (nonzero) digits is 2048000, while the sum is 47.

The spelling of 405040558844 in words is "four hundred five billion, forty million, five hundred fifty-eight thousand, eight hundred forty-four".