10225161061661 has 16 divisors (see below), whose sum is σ = 12592017481344. Its totient is φ = 8085606266304.

The previous prime is 10225161061631. The next prime is 10225161061693. The reversal of 10225161061661 is 16616016152201.

It is a de Polignac number, because none of the positive numbers 2^k-10225161061661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10225161061631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32000270 + ... + 32318223.

It is an arithmetic number, because the mean of its divisors is an integer number (787001092584).

Almost surely, 2^{10225161061661} is an apocalyptic number.

It is an amenable number.

10225161061661 is a deficient number, since it is larger than the sum of its proper divisors (2366856419683).

10225161061661 is a wasteful number, since it uses less digits than its factorization.

10225161061661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64320260.

The product of its (nonzero) digits is 25920, while the sum is 38.

The spelling of 10225161061661 in words is "ten trillion, two hundred twenty-five billion, one hundred sixty-one million, sixty-one thousand, six hundred sixty-one".