202010977405417 has 2 divisors, whose sum is σ = 202010977405418. Its totient is φ = 202010977405416.

The previous prime is 202010977405331. The next prime is 202010977405423. The reversal of 202010977405417 is 714504779010202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125953461964201 + 76057515441216 = 11222899^2 + 8721096^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202010977405417 is a prime.

It is not a weakly prime, because it can be changed into another prime (202010977405477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101005488702708 + 101005488702709.

It is an arithmetic number, because the mean of its divisors is an integer number (101005488702709).

Almost surely, 2^{202010977405417} is an apocalyptic number.

It is an amenable number.

202010977405417 is a deficient number, since it is larger than the sum of its proper divisors (1).

202010977405417 is an equidigital number, since it uses as much as digits as its factorization.

202010977405417 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 987840, while the sum is 49.

The spelling of 202010977405417 in words is "two hundred two trillion, ten billion, nine hundred seventy-seven million, four hundred five thousand, four hundred seventeen".