1420240325320 has 32 divisors (see below), whose sum is σ = 3209255520120. Its totient is φ = 565657945600.

The previous prime is 1420240325281. The next prime is 1420240325321. The reversal of 1420240325320 is 235230420241.

It can be written as a sum of positive squares in 4 ways, for example, as 901128721284 + 519111604036 = 949278^2 + 720494^2 .

It is not an unprimeable number, because it can be changed into a prime (1420240325321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76183831 + ... + 76202470.

Almost surely, 2^{1420240325320} is an apocalyptic number.

1420240325320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1420240325320 is an abundant number, since it is smaller than the sum of its proper divisors (1789015194800).

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

1420240325320 is a wasteful number, since it uses less digits than its factorization.

1420240325320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152386545 (or 152386541 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 1420240325320 its reverse (235230420241), we get a palindrome (1655470745561).

The spelling of 1420240325320 in words is "one trillion, four hundred twenty billion, two hundred forty million, three hundred twenty-five thousand, three hundred twenty".