1421779047014 has 8 divisors (see below), whose sum is σ = 2132697226968. Its totient is φ = 710879971360.

The previous prime is 1421779046993. The next prime is 1421779047023. The reversal of 1421779047014 is 4107409771241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1421779047014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4588547 + ... + 4888590.

It is an arithmetic number, because the mean of its divisors is an integer number (266587153371).

Almost surely, 2^{1421779047014} is an apocalyptic number.

1421779047014 is a deficient number, since it is larger than the sum of its proper divisors (710918179954).

1421779047014 is an equidigital number, since it uses as much as digits as its factorization.

1421779047014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9552150.

The product of its (nonzero) digits is 395136, while the sum is 47.

The spelling of 1421779047014 in words is "one trillion, four hundred twenty-one billion, seven hundred seventy-nine million, forty-seven thousand, fourteen".