10550660401 has 2 divisors, whose sum is σ = 10550660402. Its totient is φ = 10550660400.

The previous prime is 10550660389. The next prime is 10550660429. The reversal of 10550660401 is 10406605501.

It is an a-pointer prime, because the next prime (10550660429) can be obtained adding 10550660401 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7270120225 + 3280540176 = 85265^2 + 57276^2 .

It is a cyclic number.

It is not a de Polignac number, because 10550660401 - 2⁷ = 10550660273 is a prime.

It is a super-2 number, since 2×10550660401² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10550660401.

It is not a weakly prime, because it can be changed into another prime (10550670401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5275330200 + 5275330201.

It is an arithmetic number, because the mean of its divisors is an integer number (5275330201).

Almost surely, 2^10550660401 is an apocalyptic number.

It is an amenable number.

10550660401 is a deficient number, since it is larger than the sum of its proper divisors (1).

10550660401 is an equidigital number, since it uses as much as digits as its factorization.

10550660401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 28.

The spelling of 10550660401 in words is "ten billion, five hundred fifty million, six hundred sixty thousand, four hundred one".