10011172649 has 2 divisors, whose sum is σ = 10011172650. Its totient is φ = 10011172648.

The previous prime is 10011172607. The next prime is 10011172709. The reversal of 10011172649 is 94627111001.

It is a happy number.

10011172649 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8183011600 + 1828161049 = 90460^2 + 42757^2 .

It is a cyclic number.

It is not a de Polignac number, because 10011172649 - 2⁸ = 10011172393 is a prime.

It is not a weakly prime, because it can be changed into another prime (10011172949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5005586324 + 5005586325.

It is an arithmetic number, because the mean of its divisors is an integer number (5005586325).

Almost surely, 2^10011172649 is an apocalyptic number.

It is an amenable number.

10011172649 is a deficient number, since it is larger than the sum of its proper divisors (1).

10011172649 is an equidigital number, since it uses as much as digits as its factorization.

10011172649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 32.

The spelling of 10011172649 in words is "ten billion, eleven million, one hundred seventy-two thousand, six hundred forty-nine".