378787132132267 has 4 divisors (see below), whose sum is σ = 379661929204600. Its totient is φ = 377912335059936.

The previous prime is 378787132132229. The next prime is 378787132132441. The reversal of 378787132132267 is 762231231787873.

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 378787132132267 - 2⁷ = 378787132132139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (378787132132207) 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, 437398535517 + ... + 437398536382.

It is an arithmetic number, because the mean of its divisors is an integer number (94915482301150).

Almost surely, 2^{378787132132267} is an apocalyptic number.

378787132132267 is a deficient number, since it is larger than the sum of its proper divisors (874797072333).

378787132132267 is an equidigital number, since it uses as much as digits as its factorization.

378787132132267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 874797072332.

The product of its digits is 199148544, while the sum is 67.

The spelling of 378787132132267 in words is "three hundred seventy-eight trillion, seven hundred eighty-seven billion, one hundred thirty-two million, one hundred thirty-two thousand, two hundred sixty-seven".