378133743667 has 4 divisors (see below), whose sum is σ = 378142669080. Its totient is φ = 378124818256.

The previous prime is 378133743653. The next prime is 378133743679. The reversal of 378133743667 is 766347331873.

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

It is a cyclic number.

It is not a de Polignac number, because 378133743667 - 2¹¹ = 378133741619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (378133743697) 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, 4398853 + ... + 4483990.

It is an arithmetic number, because the mean of its divisors is an integer number (94535667270).

Almost surely, 2^378133743667 is an apocalyptic number.

378133743667 is a deficient number, since it is larger than the sum of its proper divisors (8925413).

378133743667 is an equidigital number, since it uses as much as digits as its factorization.

378133743667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8925412.

The product of its digits is 32006016, while the sum is 58.

The spelling of 378133743667 in words is "three hundred seventy-eight billion, one hundred thirty-three million, seven hundred forty-three thousand, six hundred sixty-seven".