1426914394776 has 320 divisors, whose sum is σ = 4349233738080. Its totient is φ = 434468136960.

The previous prime is 1426914394753. The next prime is 1426914394783. The reversal of 1426914394776 is 6774934196241.

1426914394776 is a `hidden beast` number, since 1 + 4 + 2 + 6 + 91 + 439 + 47 + 76 = 666.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

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 79 ways as a sum of consecutive naturals, for example, 438105340 + ... + 438108596.

Almost surely, 2^{1426914394776} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1426914394776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2174616869040).

1426914394776 is an abundant number, since it is smaller than the sum of its proper divisors (2922319343304).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1426914394776 is a wasteful number, since it uses less digits than its factorization.

1426914394776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3816 (or 3803 counting only the distinct ones).

The product of its digits is 54867456, while the sum is 63.

The spelling of 1426914394776 in words is "one trillion, four hundred twenty-six billion, nine hundred fourteen million, three hundred ninety-four thousand, seven hundred seventy-six".