11432222064 has 100 divisors (see below), whose sum is σ = 33193739304. Its totient is φ = 3798582912.

The previous prime is 11432222051. The next prime is 11432222069. The reversal of 11432222064 is 46022223411.

11432222064 is a `hidden beast` number, since 1 + 1 + 432 + 2 + 220 + 6 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11432222069) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 396919 + ... + 424745.

Almost surely, 2^11432222064 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 11432222064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16596869652).

11432222064 is an abundant number, since it is smaller than the sum of its proper divisors (21761517240).

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

11432222064 is a wasteful number, since it uses less digits than its factorization.

11432222064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28164 (or 28149 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 11432222064 its reverse (46022223411), we get a palindrome (57454445475).

The spelling of 11432222064 in words is "eleven billion, four hundred thirty-two million, two hundred twenty-two thousand, sixty-four".