21741416061602 has 16 divisors (see below), whose sum is σ = 33374376705120. Its totient is φ = 10616681873952.

The previous prime is 21741416061583. The next prime is 21741416061619. The reversal of 21741416061602 is 20616061414712.

It is a self number, because there is not a number n which added to its sum of digits gives 21741416061602.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13758152 + ... + 15256787.

It is an arithmetic number, because the mean of its divisors is an integer number (2085898544070).

Almost surely, 2^{21741416061602} is an apocalyptic number.

21741416061602 is a deficient number, since it is larger than the sum of its proper divisors (11632960643518).

21741416061602 is a wasteful number, since it uses less digits than its factorization.

21741416061602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29023697.

The product of its (nonzero) digits is 96768, while the sum is 41.

The spelling of 21741416061602 in words is "twenty-one trillion, seven hundred forty-one billion, four hundred sixteen million, sixty-one thousand, six hundred two".