10421140554416 has 40 divisors (see below), whose sum is σ = 20967085353984. Its totient is φ = 5012292790080.

The previous prime is 10421140554413. The next prime is 10421140554421. The reversal of 10421140554416 is 61445504112401.

It is a self number, because there is not a number n which added to its sum of digits gives 10421140554416.

It is not an unprimeable number, because it can be changed into a prime (10421140554413) 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 7 ways as a sum of consecutive naturals, for example, 62822450 + ... + 62988113.

Almost surely, 2^{10421140554416} is an apocalyptic number.

10421140554416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

10421140554416 is an abundant number, since it is smaller than the sum of its proper divisors (10545944799568).

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

10421140554416 is a wasteful number, since it uses less digits than its factorization.

10421140554416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125810769 (or 125810763 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 38.

Adding to 10421140554416 its reverse (61445504112401), we get a palindrome (71866644666817).

The spelling of 10421140554416 in words is "ten trillion, four hundred twenty-one billion, one hundred forty million, five hundred fifty-four thousand, four hundred sixteen".