21416035910 has 16 divisors (see below), whose sum is σ = 38830245696. Its totient is φ = 8503885248.

The previous prime is 21416035891. The next prime is 21416035919. The reversal of 21416035910 is 1953061412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21416035919) 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, 7814702 + ... + 7817441.

It is an arithmetic number, because the mean of its divisors is an integer number (2426890356).

Almost surely, 2^21416035910 is an apocalyptic number.

21416035910 is a deficient number, since it is larger than the sum of its proper divisors (17414209786).

21416035910 is a wasteful number, since it uses less digits than its factorization.

21416035910 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15632287.

The product of its (nonzero) digits is 6480, while the sum is 32.

The spelling of 21416035910 in words is "twenty-one billion, four hundred sixteen million, thirty-five thousand, nine hundred ten".