13421140004000 has 48 divisors (see below), whose sum is σ = 32975740999656. Its totient is φ = 5368456000000.

The previous prime is 13421140003981. The next prime is 13421140004033. The reversal of 13421140004000 is 40004112431.

It can be written as a sum of positive squares in 4 ways, for example, as 676782638224 + 12744357365776 = 822668^2 + 3569924^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

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 7 ways as a sum of consecutive naturals, for example, 1677638501 + ... + 1677646500.

Almost surely, 2^{13421140004000} is an apocalyptic number.

13421140004000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13421140004000 is an abundant number, since it is smaller than the sum of its proper divisors (19554600995656).

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

13421140004000 is an equidigital number, since it uses as much as digits as its factorization.

13421140004000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3355285026 (or 3355285008 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 13421140004000 its reverse (40004112431), we get a palindrome (13461144116431).

The spelling of 13421140004000 in words is "thirteen trillion, four hundred twenty-one billion, one hundred forty million, four thousand".