385439753078 has 8 divisors (see below), whose sum is σ = 580752274368. Its totient is φ = 191855661624.

The previous prime is 385439753057. The next prime is 385439753087. The reversal of 385439753078 is 870357934583.

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

It is a super-2 number, since 2×385439753078² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 385439753078.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 432106901 + ... + 432107792.

It is an arithmetic number, because the mean of its divisors is an integer number (72594034296).

Almost surely, 2^385439753078 is an apocalyptic number.

385439753078 is a deficient number, since it is larger than the sum of its proper divisors (195312521290).

385439753078 is a wasteful number, since it uses less digits than its factorization.

385439753078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 864214918.

The product of its (nonzero) digits is 76204800, while the sum is 62.

The spelling of 385439753078 in words is "three hundred eighty-five billion, four hundred thirty-nine million, seven hundred fifty-three thousand, seventy-eight".