394611051385 has 8 divisors (see below), whose sum is σ = 484545663360. Its totient is φ = 308347239984.

The previous prime is 394611051347. The next prime is 394611051397. The reversal of 394611051385 is 583150116493.

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 394611051385 - 2¹¹ = 394611049337 is a prime.

It is a super-2 number, since 2×394611051385² (a number of 24 digits) contains 22 as substring.

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, 917699905 + ... + 917700334.

It is an arithmetic number, because the mean of its divisors is an integer number (60568207920).

Almost surely, 2^394611051385 is an apocalyptic number.

It is an amenable number.

394611051385 is a deficient number, since it is larger than the sum of its proper divisors (89934611975).

394611051385 is a wasteful number, since it uses less digits than its factorization.

394611051385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1835400287.

The product of its (nonzero) digits is 388800, while the sum is 46.

The spelling of 394611051385 in words is "three hundred ninety-four billion, six hundred eleven million, fifty-one thousand, three hundred eighty-five".