1540443455102 has 32 divisors (see below), whose sum is σ = 2337078610944. Its totient is φ = 761472079200.

The previous prime is 1540443455093. The next prime is 1540443455179. The reversal of 1540443455102 is 2015543440451.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119306027 + ... + 119318937.

It is an arithmetic number, because the mean of its divisors is an integer number (73033706592).

Almost surely, 2^{1540443455102} is an apocalyptic number.

1540443455102 is a deficient number, since it is larger than the sum of its proper divisors (796635155842).

1540443455102 is a wasteful number, since it uses less digits than its factorization.

1540443455102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14984.

The product of its (nonzero) digits is 192000, while the sum is 38.

Adding to 1540443455102 its reverse (2015543440451), we get a palindrome (3555986895553).

The spelling of 1540443455102 in words is "one trillion, five hundred forty billion, four hundred forty-three million, four hundred fifty-five thousand, one hundred two".