10421412043440 has 160 divisors (see below), whose sum is σ = 32343659873280. Its totient is φ = 2775837795328.

The previous prime is 10421412043421. The next prime is 10421412043447. The reversal of 10421412043440 is 4434021412401.

It is a happy number.

It is a super-3 number, since 3×10421412043440³ (a number of 40 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 10421412043398 and 10421412043407.

It is not an unprimeable number, because it can be changed into a prime (10421412043447) 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 31 ways as a sum of consecutive naturals, for example, 1663961749 + ... + 1663968011.

It is an arithmetic number, because the mean of its divisors is an integer number (202147874208).

Almost surely, 2^{10421412043440} is an apocalyptic number.

10421412043440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10421412043440 is an abundant number, since it is smaller than the sum of its proper divisors (21922247829840).

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

10421412043440 is a wasteful number, since it uses less digits than its factorization.

10421412043440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13171 (or 13165 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 10421412043440 its reverse (4434021412401), we get a palindrome (14855433455841).

The spelling of 10421412043440 in words is "ten trillion, four hundred twenty-one billion, four hundred twelve million, forty-three thousand, four hundred forty".