42510435450 has 192 divisors, whose sum is σ = 130291089408. Its totient is φ = 8950348800.

The previous prime is 42510435379. The next prime is 42510435463. The reversal of 42510435450 is 5453401524.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 813615 + ... + 864285.

It is an arithmetic number, because the mean of its divisors is an integer number (678599424).

Almost surely, 2^42510435450 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42510435450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65145544704).

42510435450 is an abundant number, since it is smaller than the sum of its proper divisors (87780653958).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42510435450 is a wasteful number, since it uses less digits than its factorization.

42510435450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50757 (or 50752 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 33.

Adding to 42510435450 its reverse (5453401524), we get a palindrome (47963836974).

The spelling of 42510435450 in words is "forty-two billion, five hundred ten million, four hundred thirty-five thousand, four hundred fifty".