361420256033 has 4 divisors (see below), whose sum is σ = 363254876820. Its totient is φ = 359585635248.

The previous prime is 361420255957. The next prime is 361420256081. The reversal of 361420256033 is 330652024163.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 297730648609 + 63689607424 = 545647^2 + 252368^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-361420256033 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 361420255984 and 361420256002.

It is not an unprimeable number, because it can be changed into a prime (361420256333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 917310098 + ... + 917310491.

It is an arithmetic number, because the mean of its divisors is an integer number (90813719205).

Almost surely, 2^361420256033 is an apocalyptic number.

It is an amenable number.

361420256033 is a deficient number, since it is larger than the sum of its proper divisors (1834620787).

361420256033 is a wasteful number, since it uses less digits than its factorization.

361420256033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1834620786.

The product of its (nonzero) digits is 77760, while the sum is 35.

The spelling of 361420256033 in words is "three hundred sixty-one billion, four hundred twenty million, two hundred fifty-six thousand, thirty-three".