42001201982 has 8 divisors (see below), whose sum is σ = 66317687400. Its totient is φ = 19895306184.

The previous prime is 42001201981. The next prime is 42001201993. The reversal of 42001201982 is 28910210024.

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 (42001201981) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 552647357 + ... + 552647432.

It is an arithmetic number, because the mean of its divisors is an integer number (8289710925).

Almost surely, 2^42001201982 is an apocalyptic number.

42001201982 is a deficient number, since it is larger than the sum of its proper divisors (24316485418).

42001201982 is a wasteful number, since it uses less digits than its factorization.

42001201982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1105294810.

The product of its (nonzero) digits is 2304, while the sum is 29.

The spelling of 42001201982 in words is "forty-two billion, one million, two hundred one thousand, nine hundred eighty-two".