10643461534011 has 4 divisors (see below), whose sum is σ = 14191282045352. Its totient is φ = 7095641022672.

The previous prime is 10643461534003. The next prime is 10643461534039. The reversal of 10643461534011 is 11043516434601.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 10643461534011 - 2³ = 10643461534003 is a prime.

It is a super-2 number, since 2×10643461534011² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10643461535011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1773910255666 + ... + 1773910255671.

It is an arithmetic number, because the mean of its divisors is an integer number (3547820511338).

Almost surely, 2^{10643461534011} is an apocalyptic number.

10643461534011 is a deficient number, since it is larger than the sum of its proper divisors (3547820511341).

10643461534011 is an equidigital number, since it uses as much as digits as its factorization.

10643461534011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3547820511340.

The product of its (nonzero) digits is 103680, while the sum is 39.

Adding to 10643461534011 its reverse (11043516434601), we get a palindrome (21686977968612).

The spelling of 10643461534011 in words is "ten trillion, six hundred forty-three billion, four hundred sixty-one million, five hundred thirty-four thousand, eleven".