10240344531 has 6 divisors (see below), whose sum is σ = 14791608780. Its totient is φ = 6826896348.

The previous prime is 10240344461. The next prime is 10240344547. The reversal of 10240344531 is 13544304201.

It is a happy number.

10240344531 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10240344531 - 2⁷ = 10240344403 is a prime.

It is a super-2 number, since 2×10240344531² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10240344495 and 10240344504.

It is not an unprimeable number, because it can be changed into a prime (10240344551) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 568908021 + ... + 568908038.

It is an arithmetic number, because the mean of its divisors is an integer number (2465268130).

Almost surely, 2^10240344531 is an apocalyptic number.

10240344531 is a deficient number, since it is larger than the sum of its proper divisors (4551264249).

10240344531 is a wasteful number, since it uses less digits than its factorization.

10240344531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1137816065 (or 1137816062 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 10240344531 its reverse (13544304201), we get a palindrome (23784648732).

The spelling of 10240344531 in words is "ten billion, two hundred forty million, three hundred forty-four thousand, five hundred thirty-one".