1540550113112 has 16 divisors (see below), whose sum is σ = 2889956520360. Its totient is φ = 769895041024.

The previous prime is 1540550113093. The next prime is 1540550113129. The reversal of 1540550113112 is 2113110550451.

It is a happy number.

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, 47484713 + ... + 47517144.

Almost surely, 2^{1540550113112} is an apocalyptic number.

It is an amenable number.

1540550113112 is a deficient number, since it is larger than the sum of its proper divisors (1349406407248).

1540550113112 is a wasteful number, since it uses less digits than its factorization.

1540550113112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95003890 (or 95003886 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 29.

Adding to 1540550113112 its reverse (2113110550451), we get a palindrome (3653660663563).

The spelling of 1540550113112 in words is "one trillion, five hundred forty billion, five hundred fifty million, one hundred thirteen thousand, one hundred twelve".