14442235015621 has 16 divisors (see below), whose sum is σ = 18040070200320. Its totient is φ = 11275043869440.

The previous prime is 14442235015613. The next prime is 14442235015631. The reversal of 14442235015621 is 12651053224441.

It is a cyclic number.

It is not a de Polignac number, because 14442235015621 - 2³ = 14442235015613 is a prime.

It is a super-2 number, since 2×14442235015621² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14442235015631) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1957469206 + ... + 1957476583.

It is an arithmetic number, because the mean of its divisors is an integer number (1127504387520).

Almost surely, 2^{14442235015621} is an apocalyptic number.

It is an amenable number.

14442235015621 is a deficient number, since it is larger than the sum of its proper divisors (3597835184699).

14442235015621 is a wasteful number, since it uses less digits than its factorization.

14442235015621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3914945844.

The product of its (nonzero) digits is 230400, while the sum is 40.

The spelling of 14442235015621 in words is "fourteen trillion, four hundred forty-two billion, two hundred thirty-five million, fifteen thousand, six hundred twenty-one".