394896145536035 has 64 divisors (see below), whose sum is σ = 557493690289536. Its totient is φ = 264737076019200.

The previous prime is 394896145536019. The next prime is 394896145536089. The reversal of 394896145536035 is 530635541698493.

It is a Cunningham number, because it is equal to 19871994²-1.

It is not a de Polignac number, because 394896145536035 - 2⁴ = 394896145536019 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 394896145536035.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 14208461099 + ... + 14208488891.

It is an arithmetic number, because the mean of its divisors is an integer number (8710838910774).

Almost surely, 2^{394896145536035} is an apocalyptic number.

394896145536035 is a deficient number, since it is larger than the sum of its proper divisors (162597544753501).

394896145536035 is a wasteful number, since it uses less digits than its factorization.

394896145536035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54696.

The product of its (nonzero) digits is 1259712000, while the sum is 71.

The spelling of 394896145536035 in words is "three hundred ninety-four trillion, eight hundred ninety-six billion, one hundred forty-five million, five hundred thirty-six thousand, thirty-five".