42250338049 has 4 divisors (see below), whose sum is σ = 42277721536. Its totient is φ = 42222954564.

The previous prime is 42250337989. The next prime is 42250338101. The reversal of 42250338049 is 94083305224.

42250338049 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42250338049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42250338349) 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, 13689429 + ... + 13692514.

It is an arithmetic number, because the mean of its divisors is an integer number (10569430384).

Almost surely, 2^42250338049 is an apocalyptic number.

It is an amenable number.

42250338049 is a deficient number, since it is larger than the sum of its proper divisors (27383487).

42250338049 is a wasteful number, since it uses less digits than its factorization.

42250338049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27383486.

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 42250338049 in words is "forty-two billion, two hundred fifty million, three hundred thirty-eight thousand, forty-nine".