408194296142 has 8 divisors (see below), whose sum is σ = 612294255216. Its totient is φ = 204096211072.

The previous prime is 408194296141. The next prime is 408194296177. The reversal of 408194296142 is 241692491804.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (408194296141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 392558 + ... + 985134.

It is an arithmetic number, because the mean of its divisors is an integer number (76536781902).

Almost surely, 2^408194296142 is an apocalyptic number.

408194296142 is a deficient number, since it is larger than the sum of its proper divisors (204099959074).

408194296142 is a wasteful number, since it uses less digits than its factorization.

408194296142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 937002.

The product of its (nonzero) digits is 995328, while the sum is 50.

The spelling of 408194296142 in words is "four hundred eight billion, one hundred ninety-four million, two hundred ninety-six thousand, one hundred forty-two".