202044574397 has 2 divisors, whose sum is σ = 202044574398. Its totient is φ = 202044574396.

The previous prime is 202044574367. The next prime is 202044574471. The reversal of 202044574397 is 793475440202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 199456919236 + 2587655161 = 446606^2 + 50869^2 .

It is a cyclic number.

It is not a de Polignac number, because 202044574397 - 2²² = 202040380093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202044574367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101022287198 + 101022287199.

It is an arithmetic number, because the mean of its divisors is an integer number (101022287199).

Almost surely, 2^202044574397 is an apocalyptic number.

It is an amenable number.

202044574397 is a deficient number, since it is larger than the sum of its proper divisors (1).

202044574397 is an equidigital number, since it uses as much as digits as its factorization.

202044574397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1693440, while the sum is 47.

The spelling of 202044574397 in words is "two hundred two billion, forty-four million, five hundred seventy-four thousand, three hundred ninety-seven".