21341116044 has 18 divisors (see below), whose sum is σ = 53945598980. Its totient is φ = 7113705336.

The previous prime is 21341116031. The next prime is 21341116057. The reversal of 21341116044 is 44061114312.

21341116044 is a `hidden beast` number, since 2 + 1 + 3 + 41 + 11 + 604 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (21341116031) and next prime (21341116057).

It is a tau number, because it is divible by the number of its divisors (18).

It is a junction number, because it is equal to n+sod(n) for n = 21341115999 and 21341116017.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 296404354 + ... + 296404425.

Almost surely, 2^21341116044 is an apocalyptic number.

It is an amenable number.

21341116044 is an abundant number, since it is smaller than the sum of its proper divisors (32604482936).

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

21341116044 is a wasteful number, since it uses less digits than its factorization.

21341116044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 592808789 (or 592808784 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The spelling of 21341116044 in words is "twenty-one billion, three hundred forty-one million, one hundred sixteen thousand, forty-four".