11045010550521 has 4 divisors (see below), whose sum is σ = 14726680734032. Its totient is φ = 7363340367012.

The previous prime is 11045010550517. The next prime is 11045010550589. The reversal of 11045010550521 is 12505501054011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 11045010550521 - 2² = 11045010550517 is a prime.

It is a super-2 number, since 2×11045010550521² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11045010550921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1840835091751 + ... + 1840835091756.

It is an arithmetic number, because the mean of its divisors is an integer number (3681670183508).

Almost surely, 2^{11045010550521} is an apocalyptic number.

It is an amenable number.

11045010550521 is a deficient number, since it is larger than the sum of its proper divisors (3681670183511).

11045010550521 is an equidigital number, since it uses as much as digits as its factorization.

11045010550521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3681670183510.

The product of its (nonzero) digits is 5000, while the sum is 30.

The spelling of 11045010550521 in words is "eleven trillion, forty-five billion, ten million, five hundred fifty thousand, five hundred twenty-one".