10140043654520 has 64 divisors (see below), whose sum is σ = 25638371277120. Its totient is φ = 3581232804864.

The previous prime is 10140043654519. The next prime is 10140043654523. The reversal of 10140043654520 is 2545634004101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10140043654523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 423902909 + ... + 423926828.

It is an arithmetic number, because the mean of its divisors is an integer number (400599551205).

Almost surely, 2^{10140043654520} is an apocalyptic number.

10140043654520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10140043654520 is an abundant number, since it is smaller than the sum of its proper divisors (15498327622600).

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

10140043654520 is a wasteful number, since it uses less digits than its factorization.

10140043654520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 847829784 (or 847829780 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

Adding to 10140043654520 its reverse (2545634004101), we get a palindrome (12685677658621).

The spelling of 10140043654520 in words is "ten trillion, one hundred forty billion, forty-three million, six hundred fifty-four thousand, five hundred twenty".