10401213242440 has 32 divisors (see below), whose sum is σ = 23405181972480. Its totient is φ = 4160049354432.

The previous prime is 10401213242419. The next prime is 10401213242443. The reversal of 10401213242440 is 4424231210401.

It is a junction number, because it is equal to n+sod(n) for n = 10401213242399 and 10401213242408.

It is not an unprimeable number, because it can be changed into a prime (10401213242443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13236552 + ... + 14000311.

It is an arithmetic number, because the mean of its divisors is an integer number (731411936640).

Almost surely, 2^{10401213242440} is an apocalyptic number.

10401213242440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10401213242440 is an abundant number, since it is smaller than the sum of its proper divisors (13003968730040).

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

10401213242440 is a wasteful number, since it uses less digits than its factorization.

10401213242440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27246421 (or 27246417 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 10401213242440 its reverse (4424231210401), we get a palindrome (14825444452841).

The spelling of 10401213242440 in words is "ten trillion, four hundred one billion, two hundred thirteen million, two hundred forty-two thousand, four hundred forty".