1420400424324 has 96 divisors (see below), whose sum is σ = 3952830099456. Its totient is φ = 388143550080.

The previous prime is 1420400424319. The next prime is 1420400424343. The reversal of 1420400424324 is 4234240040241.

It is a junction number, because it is equal to n+sod(n) for n = 1420400424291 and 1420400424300.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21723609 + ... + 21788895.

It is an arithmetic number, because the mean of its divisors is an integer number (41175313536).

Almost surely, 2^{1420400424324} is an apocalyptic number.

1420400424324 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1420400424324 is an abundant number, since it is smaller than the sum of its proper divisors (2532429675132).

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

1420400424324 is a wasteful number, since it uses less digits than its factorization.

1420400424324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76585 (or 76583 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 1420400424324 its reverse (4234240040241), we get a palindrome (5654640464565).

The spelling of 1420400424324 in words is "one trillion, four hundred twenty billion, four hundred million, four hundred twenty-four thousand, three hundred twenty-four".