11404214164 has 24 divisors (see below), whose sum is σ = 22924218240. Its totient is φ = 4862708256.

The previous prime is 11404214161. The next prime is 11404214167. The reversal of 11404214164 is 46141240411.

It is an interprime number because it is at equal distance from previous prime (11404214161) and next prime (11404214167).

It is a super-2 number, since 2×11404214164² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11404214161) 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, 1028224 + ... + 1039255.

It is an arithmetic number, because the mean of its divisors is an integer number (955175760).

Almost surely, 2^11404214164 is an apocalyptic number.

11404214164 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11404214164 is an abundant number, since it is smaller than the sum of its proper divisors (11520004076).

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

11404214164 is a wasteful number, since it uses less digits than its factorization.

11404214164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2067687 (or 2067685 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

Adding to 11404214164 its reverse (46141240411), we get a palindrome (57545454575).

The spelling of 11404214164 in words is "eleven billion, four hundred four million, two hundred fourteen thousand, one hundred sixty-four".