42526203609 has 8 divisors (see below), whose sum is σ = 56702828160. Its totient is φ = 28350190736.

The previous prime is 42526203607. The next prime is 42526203611. The reversal of 42526203609 is 90630262524.

It is an interprime number because it is at equal distance from previous prime (42526203607) and next prime (42526203611).

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

It is a cyclic number.

It is not a de Polignac number, because 42526203609 - 2¹ = 42526203607 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42526203607) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46432 + ... + 295310.

It is an arithmetic number, because the mean of its divisors is an integer number (7087853520).

Almost surely, 2^42526203609 is an apocalyptic number.

It is an amenable number.

42526203609 is a deficient number, since it is larger than the sum of its proper divisors (14176624551).

42526203609 is a wasteful number, since it uses less digits than its factorization.

42526203609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305839.

The product of its (nonzero) digits is 155520, while the sum is 39.

The spelling of 42526203609 in words is "forty-two billion, five hundred twenty-six million, two hundred three thousand, six hundred nine".