13551750077 has 2 divisors, whose sum is σ = 13551750078. Its totient is φ = 13551750076.

The previous prime is 13551750071. The next prime is 13551750103. The reversal of 13551750077 is 77005715531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10579973881 + 2971776196 = 102859^2 + 54514^2 .

It is a cyclic number.

It is not a de Polignac number, because 13551750077 - 2⁶ = 13551750013 is a prime.

It is a super-3 number, since 3×13551750077³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13551750071) 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 as a sum of consecutive naturals, namely, 6775875038 + 6775875039.

It is an arithmetic number, because the mean of its divisors is an integer number (6775875039).

Almost surely, 2^13551750077 is an apocalyptic number.

It is an amenable number.

13551750077 is a deficient number, since it is larger than the sum of its proper divisors (1).

13551750077 is an equidigital number, since it uses as much as digits as its factorization.

13551750077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 128625, while the sum is 41.

The spelling of 13551750077 in words is "thirteen billion, five hundred fifty-one million, seven hundred fifty thousand, seventy-seven".