378683629305 has 8 divisors (see below), whose sum is σ = 605893806912. Its totient is φ = 201964602288.

The previous prime is 378683629297. The next prime is 378683629339. The reversal of 378683629305 is 503926386873.

It is a happy number.

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

It is not a de Polignac number, because 378683629305 - 2³ = 378683629297 is a prime.

It is a super-2 number, since 2×378683629305² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12622787629 + ... + 12622787658.

It is an arithmetic number, because the mean of its divisors is an integer number (75736725864).

Almost surely, 2^378683629305 is an apocalyptic number.

It is an amenable number.

378683629305 is a deficient number, since it is larger than the sum of its proper divisors (227210177607).

378683629305 is a wasteful number, since it uses less digits than its factorization.

378683629305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25245575295.

The product of its (nonzero) digits is 39191040, while the sum is 60.

The spelling of 378683629305 in words is "three hundred seventy-eight billion, six hundred eighty-three million, six hundred twenty-nine thousand, three hundred five".