10020440434208 has 24 divisors (see below), whose sum is σ = 19728658097820. Its totient is φ = 5009987584000.

The previous prime is 10020440434163. The next prime is 10020440434229. The reversal of 10020440434208 is 80243404402001.

It can be written as a sum of positive squares in 2 ways, for example, as 7688796945424 + 2331643488784 = 2772868^2 + 1526972^2 .

It is a super-2 number, since 2×10020440434208² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6568793 + ... + 7949208.

Almost surely, 2^{10020440434208} is an apocalyptic number.

It is an amenable number.

10020440434208 is a deficient number, since it is larger than the sum of its proper divisors (9708217663612).

10020440434208 is a wasteful number, since it uses less digits than its factorization.

10020440434208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14539580 (or 14539572 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 10020440434208 its reverse (80243404402001), we get a palindrome (90263844836209).

The spelling of 10020440434208 in words is "ten trillion, twenty billion, four hundred forty million, four hundred thirty-four thousand, two hundred eight".