72042342001 has 8 divisors (see below), whose sum is σ = 82358760704. Its totient is φ = 61732087200.

The previous prime is 72042341947. The next prime is 72042342011. The reversal of 72042342001 is 10024324027.

It is a happy number.

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

It is not a de Polignac number, because 72042342001 - 2⁹ = 72042341489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72042342011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1515900 + ... + 1562701.

It is an arithmetic number, because the mean of its divisors is an integer number (10294845088).

Almost surely, 2^72042342001 is an apocalyptic number.

It is an amenable number.

72042342001 is a deficient number, since it is larger than the sum of its proper divisors (10316418703).

72042342001 is a wasteful number, since it uses less digits than its factorization.

72042342001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3081951.

The product of its (nonzero) digits is 2688, while the sum is 25.

Adding to 72042342001 its reverse (10024324027), we get a palindrome (82066666028).

The spelling of 72042342001 in words is "seventy-two billion, forty-two million, three hundred forty-two thousand, one".