383898226361 has 4 divisors (see below), whose sum is σ = 413428859172. Its totient is φ = 354367593552.

The previous prime is 383898226351. The next prime is 383898226403. The reversal of 383898226361 is 163622898383.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 163622898383 = 7 ⋅23374699769.

It can be written as a sum of positive squares in 2 ways, for example, as 60769645225 + 323128581136 = 246515^2 + 568444^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-383898226361 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 383898226361.

It is not an unprimeable number, because it can be changed into a prime (383898226321) 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 in 3 ways as a sum of consecutive naturals, for example, 14765316386 + ... + 14765316411.

It is an arithmetic number, because the mean of its divisors is an integer number (103357214793).

Almost surely, 2^383898226361 is an apocalyptic number.

It is an amenable number.

383898226361 is a deficient number, since it is larger than the sum of its proper divisors (29530632811).

383898226361 is a wasteful number, since it uses less digits than its factorization.

383898226361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29530632810.

The product of its digits is 17915904, while the sum is 59.

The spelling of 383898226361 in words is "three hundred eighty-three billion, eight hundred ninety-eight million, two hundred twenty-six thousand, three hundred sixty-one".