10105521561610 has 8 divisors (see below), whose sum is σ = 18189938810916. Its totient is φ = 4042208624640.

The previous prime is 10105521561607. The next prime is 10105521561631. The reversal of 10105521561610 is 1616512550101.

It can be written as a sum of positive squares in 2 ways, for example, as 9638982018241 + 466539543369 = 3104671^2 + 683037^2 .

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

It is a super-2 number, since 2×10105521561610² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 505276078071 + ... + 505276078090.

Almost surely, 2^{10105521561610} is an apocalyptic number.

10105521561610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10105521561610 is a deficient number, since it is larger than the sum of its proper divisors (8084417249306).

10105521561610 is a wasteful number, since it uses less digits than its factorization.

10105521561610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010552156168.

The product of its (nonzero) digits is 9000, while the sum is 34.

The spelling of 10105521561610 in words is "ten trillion, one hundred five billion, five hundred twenty-one million, five hundred sixty-one thousand, six hundred ten".