11445502421051 has 8 divisors (see below), whose sum is σ = 11491486304064. Its totient is φ = 11399593249800.

The previous prime is 11445502421009. The next prime is 11445502421069. The reversal of 11445502421051 is 15012420554411.

11445502421051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11445502421051 - 2¹⁸ = 11445502158907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11445502451051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18370925 + ... + 18983726.

It is an arithmetic number, because the mean of its divisors is an integer number (1436435788008).

Almost surely, 2^{11445502421051} is an apocalyptic number.

11445502421051 is a deficient number, since it is larger than the sum of its proper divisors (45983883013).

11445502421051 is an equidigital number, since it uses as much as digits as its factorization.

11445502421051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37355881.

The product of its (nonzero) digits is 32000, while the sum is 35.

Adding to 11445502421051 its reverse (15012420554411), we get a palindrome (26457922975462).

The spelling of 11445502421051 in words is "eleven trillion, four hundred forty-five billion, five hundred two million, four hundred twenty-one thousand, fifty-one".