1005631164325 has 12 divisors (see below), whose sum is σ = 1249797516768. Its totient is φ = 802688884400.

The previous prime is 1005631164269. The next prime is 1005631164367. The reversal of 1005631164325 is 5234611365001.

1005631164325 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1005631164325 - 2⁹ = 1005631163813 is a prime.

It is a super-2 number, since 2×1005631164325² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45389881 + ... + 45412030.

It is an arithmetic number, because the mean of its divisors is an integer number (104149793064).

Almost surely, 2^{1005631164325} is an apocalyptic number.

It is an amenable number.

1005631164325 is a deficient number, since it is larger than the sum of its proper divisors (244166352443).

1005631164325 is an equidigital number, since it uses as much as digits as its factorization.

1005631164325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90802364 (or 90802359 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 37.

The spelling of 1005631164325 in words is "one trillion, five billion, six hundred thirty-one million, one hundred sixty-four thousand, three hundred twenty-five".