11290420866815 has 8 divisors (see below), whose sum is σ = 13549928110128. Its totient is φ = 9031387980160.

The previous prime is 11290420866787. The next prime is 11290420866899. The reversal of 11290420866815 is 51866802409211.

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

It is not a de Polignac number, because 11290420866815 - 2¹⁰ = 11290420865791 is a prime.

It is a super-3 number, since 3×11290420866815³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 118536797 + ... + 118632006.

It is an arithmetic number, because the mean of its divisors is an integer number (1693741013766).

Almost surely, 2^{11290420866815} is an apocalyptic number.

11290420866815 is a deficient number, since it is larger than the sum of its proper divisors (2259507243313).

11290420866815 is an equidigital number, since it uses as much as digits as its factorization.

11290420866815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237178329.

The product of its (nonzero) digits is 1658880, while the sum is 53.

The spelling of 11290420866815 in words is "eleven trillion, two hundred ninety billion, four hundred twenty million, eight hundred sixty-six thousand, eight hundred fifteen".