1420847312050 has 96 divisors (see below), whose sum is σ = 2853528000912. Its totient is φ = 524354887680.

The previous prime is 1420847311993. The next prime is 1420847312051. The reversal of 1420847312050 is 502137480241.

It is a Cunningham number, because it is equal to 1191993²+1.

It can be written as a sum of positive squares in 24 ways, for example, as 131462080929 + 1289385231121 = 362577^2 + 1135511^2 .

It is not an unprimeable number, because it can be changed into a prime (1420847312051) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 53731432 + ... + 53757868.

Almost surely, 2^{1420847312050} is an apocalyptic number.

1420847312050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1420847312050 is an abundant number, since it is smaller than the sum of its proper divisors (1432680688862).

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

1420847312050 is a wasteful number, since it uses less digits than its factorization.

1420847312050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27712 (or 27707 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 37.

The spelling of 1420847312050 in words is "one trillion, four hundred twenty billion, eight hundred forty-seven million, three hundred twelve thousand, fifty".