10445604661157 has 2 divisors, whose sum is σ = 10445604661158. Its totient is φ = 10445604661156.

The previous prime is 10445604661021. The next prime is 10445604661169. The reversal of 10445604661157 is 75116640654401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6673304559076 + 3772300102081 = 2583274^2 + 1942241^2 .

It is an emirp because it is prime and its reverse (75116640654401) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10445604661157 is a prime.

It is a super-2 number, since 2×10445604661157² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10445604661957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5222802330578 + 5222802330579.

It is an arithmetic number, because the mean of its divisors is an integer number (5222802330579).

Almost surely, 2^{10445604661157} is an apocalyptic number.

It is an amenable number.

10445604661157 is a deficient number, since it is larger than the sum of its proper divisors (1).

10445604661157 is an equidigital number, since it uses as much as digits as its factorization.

10445604661157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2419200, while the sum is 50.

The spelling of 10445604661157 in words is "ten trillion, four hundred forty-five billion, six hundred four million, six hundred sixty-one thousand, one hundred fifty-seven".