10520244535541 has 8 divisors (see below), whose sum is σ = 11635696659384. Its totient is φ = 9448535632320.

The previous prime is 10520244535511. The next prime is 10520244535547. The reversal of 10520244535541 is 14553544202501.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 5298352294225 + 5221892241316 = 2301815^2 + 2285146^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10520244535541 is a prime.

It is a super-2 number, since 2×10520244535541² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10520244535547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10935804650 + ... + 10935805611.

It is an arithmetic number, because the mean of its divisors is an integer number (1454462082423).

Almost surely, 2^{10520244535541} is an apocalyptic number.

It is an amenable number.

10520244535541 is a deficient number, since it is larger than the sum of its proper divisors (1115452123843).

10520244535541 is a wasteful number, since it uses less digits than its factorization.

10520244535541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21871610311.

The product of its (nonzero) digits is 480000, while the sum is 41.

The spelling of 10520244535541 in words is "ten trillion, five hundred twenty billion, two hundred forty-four million, five hundred thirty-five thousand, five hundred forty-one".