42240510730 has 48 divisors (see below), whose sum is σ = 84074215680. Its totient is φ = 15268135520.

The previous prime is 42240510707. The next prime is 42240510733. The reversal of 42240510730 is 3701504224.

42240510730 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (42240510733) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 97551 + ... + 306589.

It is an arithmetic number, because the mean of its divisors is an integer number (1751546160).

Almost surely, 2^42240510730 is an apocalyptic number.

42240510730 is a deficient number, since it is larger than the sum of its proper divisors (41833704950).

42240510730 is a wasteful number, since it uses less digits than its factorization.

42240510730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209235 (or 209224 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 28.

The spelling of 42240510730 in words is "forty-two billion, two hundred forty million, five hundred ten thousand, seven hundred thirty".