10531412643 has 16 divisors (see below), whose sum is σ = 14497652736. Its totient is φ = 6795754560.

The previous prime is 10531412629. The next prime is 10531412651. The reversal of 10531412643 is 34621413501.

It is not a de Polignac number, because 10531412643 - 2⁴ = 10531412627 is a prime.

It is a super-2 number, since 2×10531412643² (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 10531412643.

It is not an unprimeable number, because it can be changed into a prime (10531412443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 321471 + ... + 352712.

It is an arithmetic number, because the mean of its divisors is an integer number (906103296).

Almost surely, 2^10531412643 is an apocalyptic number.

10531412643 is a deficient number, since it is larger than the sum of its proper divisors (3966240093).

10531412643 is a wasteful number, since it uses less digits than its factorization.

10531412643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674354.

The product of its (nonzero) digits is 8640, while the sum is 30.

The spelling of 10531412643 in words is "ten billion, five hundred thirty-one million, four hundred twelve thousand, six hundred forty-three".