10505144014 has 32 divisors (see below), whose sum is σ = 16111249920. Its totient is φ = 5136384000.

The previous prime is 10505143981. The next prime is 10505144021. The reversal of 10505144014 is 41044150501.

It is a super-2 number, since 2×10505144014² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10505144014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6560814 + ... + 6562414.

It is an arithmetic number, because the mean of its divisors is an integer number (503476560).

Almost surely, 2^10505144014 is an apocalyptic number.

10505144014 is a deficient number, since it is larger than the sum of its proper divisors (5606105906).

10505144014 is a wasteful number, since it uses less digits than its factorization.

10505144014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2076.

The product of its (nonzero) digits is 1600, while the sum is 25.

Adding to 10505144014 its reverse (41044150501), we get a palindrome (51549294515).

The spelling of 10505144014 in words is "ten billion, five hundred five million, one hundred forty-four thousand, fourteen".