1005115501144 has 8 divisors (see below), whose sum is σ = 1884591564660. Its totient is φ = 502557750568.

The previous prime is 1005115501139. The next prime is 1005115501151. The reversal of 1005115501144 is 4411055115001.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62819718814 + ... + 62819718829.

Almost surely, 2^{1005115501144} is an apocalyptic number.

It is an amenable number.

1005115501144 is a deficient number, since it is larger than the sum of its proper divisors (879476063516).

1005115501144 is a wasteful number, since it uses less digits than its factorization.

1005115501144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125639437649 (or 125639437645 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 28.

The spelling of 1005115501144 in words is "one trillion, five billion, one hundred fifteen million, five hundred one thousand, one hundred forty-four".