10610616606521 has 4 divisors (see below), whose sum is σ = 10610776310352. Its totient is φ = 10610456902692.

The previous prime is 10610616606509. The next prime is 10610616606523. The reversal of 10610616606521 is 12560661601601.

10610616606521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10610616606521 - 2¹⁴ = 10610616590137 is a prime.

It is a super-2 number, since 2×10610616606521² (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 (10610616606523) 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, 79752215 + ... + 79885148.

It is an arithmetic number, because the mean of its divisors is an integer number (2652694077588).

Almost surely, 2^{10610616606521} is an apocalyptic number.

It is an amenable number.

10610616606521 is a deficient number, since it is larger than the sum of its proper divisors (159703831).

10610616606521 is an equidigital number, since it uses as much as digits as its factorization.

10610616606521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159703830.

The product of its (nonzero) digits is 77760, while the sum is 41.

The spelling of 10610616606521 in words is "ten trillion, six hundred ten billion, six hundred sixteen million, six hundred six thousand, five hundred twenty-one".