11100404747521 has 8 divisors (see below), whose sum is σ = 11102242201280. Its totient is φ = 11098567451088.

The previous prime is 11100404747519. The next prime is 11100404747527. The reversal of 11100404747521 is 12574740400111.

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

It is a cyclic number.

It is not a de Polignac number, because 11100404747521 - 2¹ = 11100404747519 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11100404747527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 292196890 + ... + 292234876.

It is an arithmetic number, because the mean of its divisors is an integer number (1387780275160).

Almost surely, 2^{11100404747521} is an apocalyptic number.

It is an amenable number.

11100404747521 is a deficient number, since it is larger than the sum of its proper divisors (1837453759).

11100404747521 is an equidigital number, since it uses as much as digits as its factorization.

11100404747521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78663.

The product of its (nonzero) digits is 31360, while the sum is 37.

The spelling of 11100404747521 in words is "eleven trillion, one hundred billion, four hundred four million, seven hundred forty-seven thousand, five hundred twenty-one".