1421477656846 has 16 divisors (see below), whose sum is σ = 2299003056000. Its totient is φ = 655275205728.

The previous prime is 1421477656843. The next prime is 1421477656909. The reversal of 1421477656846 is 6486567741241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1421477656843) 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 7 ways as a sum of consecutive naturals, for example, 32953246 + ... + 32996353.

It is an arithmetic number, because the mean of its divisors is an integer number (143687691000).

Almost surely, 2^{1421477656846} is an apocalyptic number.

1421477656846 is a deficient number, since it is larger than the sum of its proper divisors (877525399154).

1421477656846 is a wasteful number, since it uses less digits than its factorization.

1421477656846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65950443.

The product of its digits is 54190080, while the sum is 61.

The spelling of 1421477656846 in words is "one trillion, four hundred twenty-one billion, four hundred seventy-seven million, six hundred fifty-six thousand, eight hundred forty-six".