202755235057 has 2 divisors, whose sum is σ = 202755235058. Its totient is φ = 202755235056.

The previous prime is 202755235019. The next prime is 202755235079. The reversal of 202755235057 is 750532557202.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 178384590736 + 24370644321 = 422356^2 + 156111^2 .

It is a cyclic number.

It is not a de Polignac number, because 202755235057 - 2¹⁵ = 202755202289 is a prime.

It is a super-2 number, since 2×202755235057² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (202755235087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101377617528 + 101377617529.

It is an arithmetic number, because the mean of its divisors is an integer number (101377617529).

Almost surely, 2^202755235057 is an apocalyptic number.

It is an amenable number.

202755235057 is a deficient number, since it is larger than the sum of its proper divisors (1).

202755235057 is an equidigital number, since it uses as much as digits as its factorization.

202755235057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 735000, while the sum is 43.

The spelling of 202755235057 in words is "two hundred two billion, seven hundred fifty-five million, two hundred thirty-five thousand, fifty-seven".