1012541577144 has 16 divisors (see below), whose sum is σ = 2531353942920. Its totient is φ = 337513859040.

The previous prime is 1012541577133. The next prime is 1012541577163. The reversal of 1012541577144 is 4417751452101.

It is a junction number, because it is equal to n+sod(n) for n = 1012541577096 and 1012541577105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21094616167 + ... + 21094616214.

Almost surely, 2^{1012541577144} is an apocalyptic number.

It is an amenable number.

1012541577144 is an abundant number, since it is smaller than the sum of its proper divisors (1518812365776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1012541577144 is a wasteful number, since it uses less digits than its factorization.

1012541577144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42189232390 (or 42189232386 counting only the distinct ones).

The product of its (nonzero) digits is 156800, while the sum is 42.

The spelling of 1012541577144 in words is "one trillion, twelve billion, five hundred forty-one million, five hundred seventy-seven thousand, one hundred forty-four".