10450321040020 has 96 divisors (see below), whose sum is σ = 23676962728608. Its totient is φ = 3860237647872.

The previous prime is 10450321039973. The next prime is 10450321040039. The reversal of 10450321040020 is 2004012305401.

It can be written as a sum of positive squares in 16 ways, for example, as 465454146564 + 9984866893456 = 682242^2 + 3159884^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10450321039973 and 10450321040000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3699472 + ... + 5881048.

It is an arithmetic number, because the mean of its divisors is an integer number (246635028423).

Almost surely, 2^{10450321040020} is an apocalyptic number.

10450321040020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10450321040020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11838481364304).

10450321040020 is an abundant number, since it is smaller than the sum of its proper divisors (13226641688588).

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

10450321040020 is a wasteful number, since it uses less digits than its factorization.

10450321040020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2181869 (or 2181867 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 10450321040020 its reverse (2004012305401), we get a palindrome (12454333345421).

The spelling of 10450321040020 in words is "ten trillion, four hundred fifty billion, three hundred twenty-one million, forty thousand, twenty".