11106421524 has 144 divisors (see below), whose sum is σ = 31427113536. Its totient is φ = 3278707200.

The previous prime is 11106421523. The next prime is 11106421561. The reversal of 11106421524 is 42512460111.

11106421524 is a `hidden beast` number, since 1 + 1 + 1 + 0 + 642 + 15 + 2 + 4 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11106421523) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2582544 + ... + 2586840.

It is an arithmetic number, because the mean of its divisors is an integer number (218243844).

Almost surely, 2^11106421524 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11106421524, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15713556768).

11106421524 is an abundant number, since it is smaller than the sum of its proper divisors (20320692012).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11106421524 is a wasteful number, since it uses less digits than its factorization.

11106421524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4486 (or 4481 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

Adding to 11106421524 its reverse (42512460111), we get a palindrome (53618881635).

The spelling of 11106421524 in words is "eleven billion, one hundred six million, four hundred twenty-one thousand, five hundred twenty-four".