1541544115042 has 16 divisors (see below), whose sum is σ = 2330390736000. Its totient is φ = 764758561840.

The previous prime is 1541544115037. The next prime is 1541544115049. The reversal of 1541544115042 is 2405114451451.

It is a junction number, because it is equal to n+sod(n) for n = 1541544114992 and 1541544115010.

It is not an unprimeable number, because it can be changed into a prime (1541544115049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2567692 + ... + 3110647.

It is an arithmetic number, because the mean of its divisors is an integer number (145649421000).

Almost surely, 2^{1541544115042} is an apocalyptic number.

1541544115042 is a deficient number, since it is larger than the sum of its proper divisors (788846620958).

1541544115042 is a wasteful number, since it uses less digits than its factorization.

1541544115042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5679401.

The product of its (nonzero) digits is 64000, while the sum is 37.

Adding to 1541544115042 its reverse (2405114451451), we get a palindrome (3946658566493).

The spelling of 1541544115042 in words is "one trillion, five hundred forty-one billion, five hundred forty-four million, one hundred fifteen thousand, forty-two".