10340400454540 has 48 divisors (see below), whose sum is σ = 23569348948992. Its totient is φ = 3787931056896.

The previous prime is 10340400454529. The next prime is 10340400454541. The reversal of 10340400454540 is 4545400404301.

It is a super-2 number, since 2×10340400454540² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10340400454496 and 10340400454505.

It is not an unprimeable number, because it can be changed into a prime (10340400454541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156544819 + ... + 156610858.

It is an arithmetic number, because the mean of its divisors is an integer number (491028103104).

Almost surely, 2^{10340400454540} is an apocalyptic number.

10340400454540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10340400454540 is an abundant number, since it is smaller than the sum of its proper divisors (13228948494452).

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

10340400454540 is a wasteful number, since it uses less digits than its factorization.

10340400454540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313155826 (or 313155824 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 34.

Adding to 10340400454540 its reverse (4545400404301), we get a palindrome (14885800858841).

The spelling of 10340400454540 in words is "ten trillion, three hundred forty billion, four hundred million, four hundred fifty-four thousand, five hundred forty".