1632140055405 has 48 divisors (see below), whose sum is σ = 2890975529520. Its totient is φ = 851515951104.

The previous prime is 1632140055391. The next prime is 1632140055433. The reversal of 1632140055405 is 5045500412361.

1632140055405 is a `hidden beast` number, since 1 + 63 + 2 + 1 + 40 + 0 + 554 + 0 + 5 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 35803829961 + 1596336225444 = 189219^2 + 1263462^2 .

It is not a de Polignac number, because 1632140055405 - 2¹⁷ = 1632139924333 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1632140055405.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 211590 + ... + 1819079.

It is an arithmetic number, because the mean of its divisors is an integer number (60228656865).

Almost surely, 2^{1632140055405} is an apocalyptic number.

1632140055405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1632140055405 is a deficient number, since it is larger than the sum of its proper divisors (1258835474115).

1632140055405 is a wasteful number, since it uses less digits than its factorization.

1632140055405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2031070 (or 2031067 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

Adding to 1632140055405 its reverse (5045500412361), we get a palindrome (6677640467766).

The spelling of 1632140055405 in words is "one trillion, six hundred thirty-two billion, one hundred forty million, fifty-five thousand, four hundred five".