1420344362140 has 24 divisors (see below), whose sum is σ = 3253879811952. Its totient is φ = 516488858880.

The previous prime is 1420344362119. The next prime is 1420344362153. The reversal of 1420344362140 is 412634430241.

It is a junction number, because it is equal to n+sod(n) for n = 1420344362096 and 1420344362105.

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 7 ways as a sum of consecutive naturals, for example, 3228055149 + ... + 3228055588.

It is an arithmetic number, because the mean of its divisors is an integer number (135578325498).

Almost surely, 2^{1420344362140} is an apocalyptic number.

1420344362140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1420344362140 is an abundant number, since it is smaller than the sum of its proper divisors (1833535449812).

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

1420344362140 is a wasteful number, since it uses less digits than its factorization.

1420344362140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6456110757 (or 6456110755 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 1420344362140 its reverse (412634430241), we get a palindrome (1832978792381).

The spelling of 1420344362140 in words is "one trillion, four hundred twenty billion, three hundred forty-four million, three hundred sixty-two thousand, one hundred forty".