1005311423516 has 12 divisors (see below), whose sum is σ = 1760175974088. Its totient is φ = 502404002352.

The previous prime is 1005311423491. The next prime is 1005311423537. The reversal of 1005311423516 is 6153241135001.

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 3 ways as a sum of consecutive naturals, for example, 62918366 + ... + 62934341.

It is an arithmetic number, because the mean of its divisors is an integer number (146681331174).

Almost surely, 2^{1005311423516} is an apocalyptic number.

It is an amenable number.

1005311423516 is a deficient number, since it is larger than the sum of its proper divisors (754864550572).

1005311423516 is a wasteful number, since it uses less digits than its factorization.

1005311423516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125854708 (or 125854706 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 32.

Adding to 1005311423516 its reverse (6153241135001), we get a palindrome (7158552558517).

The spelling of 1005311423516 in words is "one trillion, five billion, three hundred eleven million, four hundred twenty-three thousand, five hundred sixteen".