10421623041450 has 48 divisors (see below), whose sum is σ = 25847954988096. Its totient is φ = 2778848956800.

The previous prime is 10421623041437. The next prime is 10421623041451. The reversal of 10421623041450 is 5414032612401.

It is a happy number.

It is a super-2 number, since 2×10421623041450² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10421623041451) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1459006 + ... + 4792905.

It is an arithmetic number, because the mean of its divisors is an integer number (538499062252).

Almost surely, 2^{10421623041450} is an apocalyptic number.

10421623041450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10421623041450 is an abundant number, since it is smaller than the sum of its proper divisors (15426331946646).

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

10421623041450 is a wasteful number, since it uses less digits than its factorization.

10421623041450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6263039 (or 6263034 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

Adding to 10421623041450 its reverse (5414032612401), we get a palindrome (15835655653851).

The spelling of 10421623041450 in words is "ten trillion, four hundred twenty-one billion, six hundred twenty-three million, forty-one thousand, four hundred fifty".