2005501301145 has 24 divisors (see below), whose sum is σ = 3476941767936. Its totient is φ = 1069373151648.

The previous prime is 2005501301137. The next prime is 2005501301233. The reversal of 2005501301145 is 5411031055002.

It is not a de Polignac number, because 2005501301145 - 2³ = 2005501301137 is a prime.

It is a super-2 number, since 2×2005501301145² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4526479 + ... + 4949748.

It is an arithmetic number, because the mean of its divisors is an integer number (144872573664).

Almost surely, 2^{2005501301145} is an apocalyptic number.

It is an amenable number.

2005501301145 is a deficient number, since it is larger than the sum of its proper divisors (1471440466791).

2005501301145 is a wasteful number, since it uses less digits than its factorization.

2005501301145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9480941 (or 9480938 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

Adding to 2005501301145 its reverse (5411031055002), we get a palindrome (7416532356147).

The spelling of 2005501301145 in words is "two trillion, five billion, five hundred one million, three hundred one thousand, one hundred forty-five".