1042050455515 has 16 divisors (see below), whose sum is σ = 1251509253120. Its totient is φ = 832941537120.

The previous prime is 1042050455431. The next prime is 1042050455527. The reversal of 1042050455515 is 5155540502401.

It is a de Polignac number, because none of the positive numbers 2^k-1042050455515 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30802960 + ... + 30836770.

It is an arithmetic number, because the mean of its divisors is an integer number (78219328320).

Almost surely, 2^{1042050455515} is an apocalyptic number.

1042050455515 is a deficient number, since it is larger than the sum of its proper divisors (209458797605).

1042050455515 is a wasteful number, since it uses less digits than its factorization.

1042050455515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38802.

The product of its (nonzero) digits is 100000, while the sum is 37.

Adding to 1042050455515 its reverse (5155540502401), we get a palindrome (6197590957916).

The spelling of 1042050455515 in words is "one trillion, forty-two billion, fifty million, four hundred fifty-five thousand, five hundred fifteen".