10145204060661 has 16 divisors (see below), whose sum is σ = 15032417702400. Its totient is φ = 6762350781504.

The previous prime is 10145204060561. The next prime is 10145204060669. The reversal of 10145204060661 is 16606040254101.

10145204060661 is a `hidden beast` number, since 1 + 0 + 1 + 4 + 5 + 2 + 0 + 40 + 606 + 6 + 1 = 666.

It is not a de Polignac number, because 10145204060661 - 2¹⁰ = 10145204059637 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10145204060669) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30905716 + ... + 31232253.

It is an arithmetic number, because the mean of its divisors is an integer number (939526106400).

Almost surely, 2^{10145204060661} is an apocalyptic number.

It is an amenable number.

10145204060661 is a deficient number, since it is larger than the sum of its proper divisors (4887213641739).

10145204060661 is an equidigital number, since it uses as much as digits as its factorization.

10145204060661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62144025 (or 62144019 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The spelling of 10145204060661 in words is "ten trillion, one hundred forty-five billion, two hundred four million, sixty thousand, six hundred sixty-one".