10535461521 has 12 divisors (see below), whose sum is σ = 15210962928. Its totient is φ = 6483360624.

The previous prime is 10535461501. The next prime is 10535461537. The reversal of 10535461521 is 12516453501.

It is not a de Polignac number, because 10535461521 - 2⁹ = 10535461009 is a prime.

It is a super-2 number, since 2×10535461521² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10535461501) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10389495 + ... + 10390508.

It is an arithmetic number, because the mean of its divisors is an integer number (1267580244).

Almost surely, 2^10535461521 is an apocalyptic number.

It is an amenable number.

10535461521 is a deficient number, since it is larger than the sum of its proper divisors (4675501407).

10535461521 is a wasteful number, since it uses less digits than its factorization.

10535461521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20780032 (or 20780019 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 33.

The spelling of 10535461521 in words is "ten billion, five hundred thirty-five million, four hundred sixty-one thousand, five hundred twenty-one".