1421335452506 has 16 divisors (see below), whose sum is σ = 2202847922688. Its totient is φ = 687095946000.

The previous prime is 1421335452431. The next prime is 1421335452571. The reversal of 1421335452506 is 6052545331241.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 10717145 + ... + 10848956.

It is an arithmetic number, because the mean of its divisors is an integer number (137677995168).

Almost surely, 2^{1421335452506} is an apocalyptic number.

1421335452506 is a deficient number, since it is larger than the sum of its proper divisors (781512470182).

1421335452506 is a wasteful number, since it uses less digits than its factorization.

1421335452506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21567197.

The product of its (nonzero) digits is 432000, while the sum is 41.

The spelling of 1421335452506 in words is "one trillion, four hundred twenty-one billion, three hundred thirty-five million, four hundred fifty-two thousand, five hundred six".