378832657875 has 64 divisors (see below), whose sum is σ = 751754704896. Its totient is φ = 165651024000.

The previous prime is 378832657849. The next prime is 378832657897. The reversal of 378832657875 is 578756238873.

It is not a de Polignac number, because 378832657875 - 2⁷ = 378832657747 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (69).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3076956 + ... + 3197705.

It is an arithmetic number, because the mean of its divisors is an integer number (11746167264).

Almost surely, 2^378832657875 is an apocalyptic number.

378832657875 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

378832657875 is a deficient number, since it is larger than the sum of its proper divisors (372922047021).

378832657875 is a wasteful number, since it uses less digits than its factorization.

378832657875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6274709 (or 6274699 counting only the distinct ones).

The product of its digits is 474163200, while the sum is 69.

The spelling of 378832657875 in words is "three hundred seventy-eight billion, eight hundred thirty-two million, six hundred fifty-seven thousand, eight hundred seventy-five".