378857130267 has 64 divisors (see below), whose sum is σ = 637734150144. Its totient is φ = 194335165440.

The previous prime is 378857130257. The next prime is 378857130331. The reversal of 378857130267 is 762031758873.

It is not a de Polignac number, because 378857130267 - 2¹⁴ = 378857113883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (378857130257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9907218 + ... + 9945384.

It is an arithmetic number, because the mean of its divisors is an integer number (9964596096).

Almost surely, 2^378857130267 is an apocalyptic number.

378857130267 is a deficient number, since it is larger than the sum of its proper divisors (258877019877).

378857130267 is a wasteful number, since it uses less digits than its factorization.

378857130267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38728.

The product of its (nonzero) digits is 11854080, while the sum is 57.

The spelling of 378857130267 in words is "three hundred seventy-eight billion, eight hundred fifty-seven million, one hundred thirty thousand, two hundred sixty-seven".