378356653873 has 8 divisors (see below), whose sum is σ = 412805167776. Its totient is φ = 343916882400.

The previous prime is 378356653861. The next prime is 378356653897.

378356653873 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 378356653873 - 2⁵ = 378356653841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (378356653973) 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, 2094948 + ... + 2268373.

It is an arithmetic number, because the mean of its divisors is an integer number (51600645972).

Almost surely, 2^378356653873 is an apocalyptic number.

It is an amenable number.

378356653873 is a deficient number, since it is larger than the sum of its proper divisors (34448513903).

378356653873 is a wasteful number, since it uses less digits than its factorization.

378356653873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4371215.

The product of its digits is 228614400, while the sum is 64.

The spelling of 378356653873 in words is "three hundred seventy-eight billion, three hundred fifty-six million, six hundred fifty-three thousand, eight hundred seventy-three".