405832537632 has 48 divisors (see below), whose sum is σ = 1065343285440. Its totient is φ = 135273338112.

The previous prime is 405832537619. The next prime is 405832537679. The reversal of 405832537632 is 236735238504.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 5727573 + ... + 5797995.

It is an arithmetic number, because the mean of its divisors is an integer number (22194651780).

Almost surely, 2^405832537632 is an apocalyptic number.

It is an amenable number.

405832537632 is an abundant number, since it is smaller than the sum of its proper divisors (659510747808).

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

405832537632 is a wasteful number, since it uses less digits than its factorization.

405832537632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130465 (or 130457 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 48.

The spelling of 405832537632 in words is "four hundred five billion, eight hundred thirty-two million, five hundred thirty-seven thousand, six hundred thirty-two".