145668033395 has 4 divisors (see below), whose sum is σ = 174801640080. Its totient is φ = 116534426712.

The previous prime is 145668033359. The next prime is 145668033431. The reversal of 145668033395 is 593330866541.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 593330866541 = 7 ⋅84761552363.

It is an interprime number because it is at equal distance from previous prime (145668033359) and next prime (145668033431).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-145668033395 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14566803335 + ... + 14566803344.

It is an arithmetic number, because the mean of its divisors is an integer number (43700410020).

Almost surely, 2^145668033395 is an apocalyptic number.

145668033395 is a deficient number, since it is larger than the sum of its proper divisors (29133606685).

145668033395 is an equidigital number, since it uses as much as digits as its factorization.

145668033395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29133606684.

The product of its (nonzero) digits is 6998400, while the sum is 53.

The spelling of 145668033395 in words is "one hundred forty-five billion, six hundred sixty-eight million, thirty-three thousand, three hundred ninety-five".