21410628338907 has 6 divisors (see below), whose sum is σ = 30926463156212. Its totient is φ = 14273752225932.

The previous prime is 21410628338903. The next prime is 21410628338917. The reversal of 21410628338907 is 70983382601412.

It is a happy number.

21410628338907 is a `hidden beast` number, since 2 + 1 + 4 + 1 + 0 + 628 + 3 + 3 + 8 + 9 + 0 + 7 = 666.

It is not a de Polignac number, because 21410628338907 - 2² = 21410628338903 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21410628338903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1189479352153 + ... + 1189479352170.

Almost surely, 2^{21410628338907} is an apocalyptic number.

21410628338907 is a deficient number, since it is larger than the sum of its proper divisors (9515834817305).

21410628338907 is a wasteful number, since it uses less digits than its factorization.

21410628338907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2378958704329 (or 2378958704326 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 54.

The spelling of 21410628338907 in words is "twenty-one trillion, four hundred ten billion, six hundred twenty-eight million, three hundred thirty-eight thousand, nine hundred seven".