378331949135 has 8 divisors (see below), whose sum is σ = 518855244576. Its totient is φ = 259427622240.

The previous prime is 378331949101. The next prime is 378331949137. The reversal of 378331949135 is 531949133873.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 378331949135 - 2⁸ = 378331948879 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 (378331949137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5404742096 + ... + 5404742165.

It is an arithmetic number, because the mean of its divisors is an integer number (64856905572).

Almost surely, 2^378331949135 is an apocalyptic number.

378331949135 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

378331949135 is a deficient number, since it is larger than the sum of its proper divisors (140523295441).

378331949135 is a wasteful number, since it uses less digits than its factorization.

378331949135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10809484273.

The product of its digits is 7348320, while the sum is 56.

The spelling of 378331949135 in words is "three hundred seventy-eight billion, three hundred thirty-one million, nine hundred forty-nine thousand, one hundred thirty-five".