42424125001 has 4 divisors (see below), whose sum is σ = 43570723012. Its totient is φ = 41277526992.

The previous prime is 42424124989. The next prime is 42424125013. The reversal of 42424125001 is 10052142424.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (42424124989) and next prime (42424125013).

It can be written as a sum of positive squares in 2 ways, for example, as 31656949776 + 10767175225 = 177924^2 + 103765^2 .

It is a cyclic number.

It is not a de Polignac number, because 42424125001 - 2⁹ = 42424124489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42424125061) 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, 573298950 + ... + 573299023.

It is an arithmetic number, because the mean of its divisors is an integer number (10892680753).

Almost surely, 2^42424125001 is an apocalyptic number.

It is an amenable number.

42424125001 is a deficient number, since it is larger than the sum of its proper divisors (1146598011).

42424125001 is a wasteful number, since it uses less digits than its factorization.

42424125001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1146598010.

The product of its (nonzero) digits is 2560, while the sum is 25.

Adding to 42424125001 its reverse (10052142424), we get a palindrome (52476267425).

The spelling of 42424125001 in words is "forty-two billion, four hundred twenty-four million, one hundred twenty-five thousand, one".