11033725321621 has 16 divisors (see below), whose sum is σ = 11146654753920. Its totient is φ = 10921074393600.

The previous prime is 11033725321601. The next prime is 11033725321639. The reversal of 11033725321621 is 12612352733011.

It is a cyclic number.

It is not a de Polignac number, because 11033725321621 - 2⁵ = 11033725321589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11033725321601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 256201336 + ... + 256244398.

It is an arithmetic number, because the mean of its divisors is an integer number (696665922120).

Almost surely, 2^{11033725321621} is an apocalyptic number.

It is an amenable number.

11033725321621 is a deficient number, since it is larger than the sum of its proper divisors (112929432299).

11033725321621 is a wasteful number, since it uses less digits than its factorization.

11033725321621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46236.

The product of its (nonzero) digits is 45360, while the sum is 37.

The spelling of 11033725321621 in words is "eleven trillion, thirty-three billion, seven hundred twenty-five million, three hundred twenty-one thousand, six hundred twenty-one".