369861922561 has 2 divisors, whose sum is σ = 369861922562. Its totient is φ = 369861922560.

The previous prime is 369861922489. The next prime is 369861922603. The reversal of 369861922561 is 165229168963.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 247375922161 + 122486000400 = 497369^2 + 349980^2 .

It is a cyclic number.

It is not a de Polignac number, because 369861922561 - 2¹⁷ = 369861791489 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 369861922496 and 369861922505.

It is not a weakly prime, because it can be changed into another prime (369861922061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 184930961280 + 184930961281.

It is an arithmetic number, because the mean of its divisors is an integer number (184930961281).

Almost surely, 2^369861922561 is an apocalyptic number.

It is an amenable number.

369861922561 is a deficient number, since it is larger than the sum of its proper divisors (1).

369861922561 is an equidigital number, since it uses as much as digits as its factorization.

369861922561 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8398080, while the sum is 58.

The spelling of 369861922561 in words is "three hundred sixty-nine billion, eight hundred sixty-one million, nine hundred twenty-two thousand, five hundred sixty-one".