4242040001992 has 32 divisors (see below), whose sum is σ = 8861025209400. Its totient is φ = 1890352041984.

The previous prime is 4242040001989. The next prime is 4242040001993. The reversal of 4242040001992 is 2991000402424.

It can be written as a sum of positive squares in 4 ways, for example, as 4048329106116 + 193710895876 = 2012046^2 + 440126^2 .

It is not an unprimeable number, because it can be changed into a prime (4242040001993) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 703252953 + ... + 703258984.

Almost surely, 2^{4242040001992} is an apocalyptic number.

It is an amenable number.

4242040001992 is an abundant number, since it is smaller than the sum of its proper divisors (4618985207408).

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

4242040001992 is a wasteful number, since it uses less digits than its factorization.

4242040001992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1406511985 (or 1406511981 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 37.

The spelling of 4242040001992 in words is "four trillion, two hundred forty-two billion, forty million, one thousand, nine hundred ninety-two".