1426285976850 has 480 divisors, whose sum is σ = 4650004630656. Its totient is φ = 317341670400.

The previous prime is 1426285976849. The next prime is 1426285976893. The reversal of 1426285976850 is 586795826241.

1426285976850 is a `hidden beast` number, since 14 + 2 + 6 + 28 + 597 + 6 + 8 + 5 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 647427849 + ... + 647430051.

Almost surely, 2^{1426285976850} is an apocalyptic number.

1426285976850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1426285976850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2325002315328).

1426285976850 is an abundant number, since it is smaller than the sum of its proper divisors (3223718653806).

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

1426285976850 is a wasteful number, since it uses less digits than its factorization.

1426285976850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2832 (or 2818 counting only the distinct ones).

The product of its (nonzero) digits is 58060800, while the sum is 63.

The spelling of 1426285976850 in words is "one trillion, four hundred twenty-six billion, two hundred eighty-five million, nine hundred seventy-six thousand, eight hundred fifty".