1005135050425 has 48 divisors (see below), whose sum is σ = 1413925217280. Its totient is φ = 702103808000.

The previous prime is 1005135050411. The next prime is 1005135050443. The reversal of 1005135050425 is 5240505315001.

It is not a de Polignac number, because 1005135050425 - 2⁹ = 1005135049913 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1193289 + ... + 1853161.

It is an arithmetic number, because the mean of its divisors is an integer number (29456775360).

Almost surely, 2^{1005135050425} is an apocalyptic number.

It is an amenable number.

1005135050425 is a deficient number, since it is larger than the sum of its proper divisors (408790166855).

1005135050425 is a wasteful number, since it uses less digits than its factorization.

1005135050425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660114 (or 660109 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 31.

The spelling of 1005135050425 in words is "one trillion, five billion, one hundred thirty-five million, fifty thousand, four hundred twenty-five".