21416084294 has 32 divisors (see below), whose sum is σ = 35177900832. Its totient is φ = 9697600000.

The previous prime is 21416084267. The next prime is 21416084297. The reversal of 21416084294 is 49248061412.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21416084297) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11264744 + ... + 11266644.

It is an arithmetic number, because the mean of its divisors is an integer number (1099309401).

Almost surely, 2^21416084294 is an apocalyptic number.

21416084294 is a deficient number, since it is larger than the sum of its proper divisors (13761816538).

21416084294 is a wasteful number, since it uses less digits than its factorization.

21416084294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3592.

The product of its (nonzero) digits is 110592, while the sum is 41.

The spelling of 21416084294 in words is "twenty-one billion, four hundred sixteen million, eighty-four thousand, two hundred ninety-four".