178946450383 has 2 divisors, whose sum is σ = 178946450384. Its totient is φ = 178946450382.

The previous prime is 178946450369. The next prime is 178946450393. The reversal of 178946450383 is 383054649871.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-178946450383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (178946450323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 89473225191 + 89473225192.

It is an arithmetic number, because the mean of its divisors is an integer number (89473225192).

Almost surely, 2^178946450383 is an apocalyptic number.

178946450383 is a deficient number, since it is larger than the sum of its proper divisors (1).

178946450383 is an equidigital number, since it uses as much as digits as its factorization.

178946450383 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17418240, while the sum is 58.

The spelling of 178946450383 in words is "one hundred seventy-eight billion, nine hundred forty-six million, four hundred fifty thousand, three hundred eighty-three".