1421006016365 has 64 divisors (see below), whose sum is σ = 1969199769600. Its totient is φ = 975585026304.

The previous prime is 1421006016361. The next prime is 1421006016439. The reversal of 1421006016365 is 5636106001241.

It is a cyclic number.

It is not a de Polignac number, because 1421006016365 - 2² = 1421006016361 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1421006016361) 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 63 ways as a sum of consecutive naturals, for example, 42755144 + ... + 42788366.

It is an arithmetic number, because the mean of its divisors is an integer number (30768746400).

Almost surely, 2^{1421006016365} is an apocalyptic number.

It is an amenable number.

1421006016365 is a deficient number, since it is larger than the sum of its proper divisors (548193753235).

1421006016365 is a wasteful number, since it uses less digits than its factorization.

1421006016365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33906.

The product of its (nonzero) digits is 25920, while the sum is 35.

The spelling of 1421006016365 in words is "one trillion, four hundred twenty-one billion, six million, sixteen thousand, three hundred sixty-five".