11145608751515 has 16 divisors (see below), whose sum is σ = 15285587267520. Its totient is φ = 7642612654080.

The previous prime is 11145608751509. The next prime is 11145608751517. The reversal of 11145608751515 is 51515780654111.

It is not a de Polignac number, because 11145608751515 - 2⁸ = 11145608751259 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11145608751517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1183451 + ... + 4867419.

It is an arithmetic number, because the mean of its divisors is an integer number (955349204220).

Almost surely, 2^{11145608751515} is an apocalyptic number.

11145608751515 is a deficient number, since it is larger than the sum of its proper divisors (4139978516005).

11145608751515 is an equidigital number, since it uses as much as digits as its factorization.

11145608751515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3770422.

The product of its (nonzero) digits is 840000, while the sum is 50.

The spelling of 11145608751515 in words is "eleven trillion, one hundred forty-five billion, six hundred eight million, seven hundred fifty-one thousand, five hundred fifteen".