3942041402394 has 64 divisors (see below), whose sum is σ = 8776105574400. Its totient is φ = 1311613387056.

The previous prime is 3942041402353. The next prime is 3942041402423. The reversal of 3942041402394 is 4932041402493.

3942041402394 is a `hidden beast` number, since 3 + 9 + 4 + 204 + 1 + 402 + 39 + 4 = 666.

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, 94054447 + ... + 94096349.

It is an arithmetic number, because the mean of its divisors is an integer number (137126649600).

Almost surely, 2^{3942041402394} is an apocalyptic number.

3942041402394 is an abundant number, since it is smaller than the sum of its proper divisors (4834064172006).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3942041402394 is a wasteful number, since it uses less digits than its factorization.

3942041402394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45056 (or 45050 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 45.

Subtracting 3942041402394 from its reverse (4932041402493), we obtain a palindrome (990000000099).

The spelling of 3942041402394 in words is "three trillion, nine hundred forty-two billion, forty-one million, four hundred two thousand, three hundred ninety-four".