10040370500161 has 4 divisors (see below), whose sum is σ = 10041367666900. Its totient is φ = 10039373333424.

The previous prime is 10040370500099. The next prime is 10040370500299. The reversal of 10040370500161 is 16100507304001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 914020129936 + 9126350370225 = 956044^2 + 3020985^2 .

It is a cyclic number.

It is not a de Polignac number, because 10040370500161 - 2¹¹ = 10040370498113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10040370500761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 498568266 + ... + 498588403.

It is an arithmetic number, because the mean of its divisors is an integer number (2510341916725).

Almost surely, 2^{10040370500161} is an apocalyptic number.

It is an amenable number.

10040370500161 is a deficient number, since it is larger than the sum of its proper divisors (997166739).

10040370500161 is an equidigital number, since it uses as much as digits as its factorization.

10040370500161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 997166738.

The product of its (nonzero) digits is 2520, while the sum is 28.

Adding to 10040370500161 its reverse (16100507304001), we get a palindrome (26140877804162).

The spelling of 10040370500161 in words is "ten trillion, forty billion, three hundred seventy million, five hundred thousand, one hundred sixty-one".