1540550114042 has 8 divisors (see below), whose sum is σ = 2324182542516. Its totient is φ = 765822599872.

The previous prime is 1540550114023. The next prime is 1540550114063. The reversal of 1540550114042 is 2404110550451.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1463032974481 + 77517139561 = 1209559^2 + 278419^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 2226228143 + ... + 2226228834.

Almost surely, 2^{1540550114042} is an apocalyptic number.

1540550114042 is a deficient number, since it is larger than the sum of its proper divisors (783632428474).

1540550114042 is a wasteful number, since it uses less digits than its factorization.

1540550114042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4452457152.

The product of its (nonzero) digits is 16000, while the sum is 32.

Adding to 1540550114042 its reverse (2404110550451), we get a palindrome (3944660664493).

The spelling of 1540550114042 in words is "one trillion, five hundred forty billion, five hundred fifty million, one hundred fourteen thousand, forty-two".