194385339435 has 32 divisors (see below), whose sum is σ = 355601728512. Its totient is φ = 88823306880.

The previous prime is 194385339413. The next prime is 194385339457. The reversal of 194385339435 is 534933583491.

It is an interprime number because it is at equal distance from previous prime (194385339413) and next prime (194385339457).

It is not a de Polignac number, because 194385339435 - 2⁹ = 194385338923 is a prime.

It is a super-2 number, since 2×194385339435² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 157884 + ... + 643193.

It is an arithmetic number, because the mean of its divisors is an integer number (11112554016).

Almost surely, 2^194385339435 is an apocalyptic number.

194385339435 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

194385339435 is a deficient number, since it is larger than the sum of its proper divisors (161216389077).

194385339435 is a wasteful number, since it uses less digits than its factorization.

194385339435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 803403.

The product of its digits is 20995200, while the sum is 57.

The spelling of 194385339435 in words is "one hundred ninety-four billion, three hundred eighty-five million, three hundred thirty-nine thousand, four hundred thirty-five".