10535550135521 has 8 divisors (see below), whose sum is σ = 10537734199200. Its totient is φ = 10533366315360.

The previous prime is 10535550135497. The next prime is 10535550135527. The reversal of 10535550135521 is 12553105553501.

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-10535550135521 is a prime.

It is a super-2 number, since 2×10535550135521² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10535550135527) 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, 104046365 + ... + 104147573.

It is an arithmetic number, because the mean of its divisors is an integer number (1317216774900).

Almost surely, 2^{10535550135521} is an apocalyptic number.

It is an amenable number.

10535550135521 is a deficient number, since it is larger than the sum of its proper divisors (2184063679).

10535550135521 is a wasteful number, since it uses less digits than its factorization.

10535550135521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121759.

The product of its (nonzero) digits is 281250, while the sum is 41.

The spelling of 10535550135521 in words is "ten trillion, five hundred thirty-five billion, five hundred fifty million, one hundred thirty-five thousand, five hundred twenty-one".