42510450550 has 24 divisors (see below), whose sum is σ = 79852313232. Its totient is φ = 16835820000.

The previous prime is 42510450523. The next prime is 42510450553. The reversal of 42510450550 is 5505401524.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42510450553) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4203906 + ... + 4214005.

It is an arithmetic number, because the mean of its divisors is an integer number (3327179718).

Almost surely, 2^42510450550 is an apocalyptic number.

42510450550 is a deficient number, since it is larger than the sum of its proper divisors (37341862682).

42510450550 is a wasteful number, since it uses less digits than its factorization.

42510450550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8418024 (or 8418019 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 31.

The spelling of 42510450550 in words is "forty-two billion, five hundred ten million, four hundred fifty thousand, five hundred fifty".