2005005421134 has 16 divisors (see below), whose sum is σ = 4455567602640. Its totient is φ = 668335140360.

The previous prime is 2005005421087. The next prime is 2005005421189. The reversal of 2005005421134 is 4311245005002.

2005005421134 is a `hidden beast` number, since 2 + 0 + 0 + 5 + 0 + 0 + 542 + 113 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 2005005421098 and 2005005421107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18564864957 + ... + 18564865064.

It is an arithmetic number, because the mean of its divisors is an integer number (278472975165).

Almost surely, 2^{2005005421134} is an apocalyptic number.

2005005421134 is an abundant number, since it is smaller than the sum of its proper divisors (2450562181506).

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

2005005421134 is a wasteful number, since it uses less digits than its factorization.

2005005421134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37129730032 (or 37129730026 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The spelling of 2005005421134 in words is "two trillion, five billion, five million, four hundred twenty-one thousand, one hundred thirty-four".