994354404532142 has 8 divisors (see below), whose sum is σ = 1492676297214096. Its totient is φ = 496795638794112.

The previous prime is 994354404532117. The next prime is 994354404532217. The reversal of 994354404532142 is 241235404453499.

It is a happy number.

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

It is a super-2 number, since 2×994354404532142² (a number of 31 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190781732723 + ... + 190781737934.

It is an arithmetic number, because the mean of its divisors is an integer number (186584537151762).

Almost surely, 2^{994354404532142} is an apocalyptic number.

994354404532142 is a deficient number, since it is larger than the sum of its proper divisors (498321892681954).

994354404532142 is a wasteful number, since it uses less digits than its factorization.

994354404532142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381563471962.

The product of its (nonzero) digits is 74649600, while the sum is 59.

The spelling of 994354404532142 in words is "nine hundred ninety-four trillion, three hundred fifty-four billion, four hundred four million, five hundred thirty-two thousand, one hundred forty-two".