21362670104 has 16 divisors (see below), whose sum is σ = 40059061800. Its totient is φ = 10680253632.

The previous prime is 21362670079. The next prime is 21362670107. The reversal of 21362670104 is 40107626312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21362670107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47909 + ... + 212180.

Almost surely, 2^21362670104 is an apocalyptic number.

It is an amenable number.

21362670104 is a deficient number, since it is larger than the sum of its proper divisors (18696391696).

21362670104 is a wasteful number, since it uses less digits than its factorization.

21362670104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270362 (or 270358 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 32.

The spelling of 21362670104 in words is "twenty-one billion, three hundred sixty-two million, six hundred seventy thousand, one hundred four".