378601802071 has 4 divisors (see below), whose sum is σ = 379019225032. Its totient is φ = 378184379112.

The previous prime is 378601801997. The next prime is 378601802081. The reversal of 378601802071 is 170208106873.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 170208106873 = 7 ⋅24315443839.

It is a cyclic number.

It is not a de Polignac number, because 378601802071 - 2¹⁵ = 378601769303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378601802081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208710120 + ... + 208711933.

It is an arithmetic number, because the mean of its divisors is an integer number (94754806258).

Almost surely, 2^378601802071 is an apocalyptic number.

378601802071 is a deficient number, since it is larger than the sum of its proper divisors (417422961).

378601802071 is an equidigital number, since it uses as much as digits as its factorization.

378601802071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417422960.

The product of its (nonzero) digits is 112896, while the sum is 43.

The spelling of 378601802071 in words is "three hundred seventy-eight billion, six hundred one million, eight hundred two thousand, seventy-one".