42510500450 has 144 divisors (see below), whose sum is σ = 89129628672. Its totient is φ = 15068592000.

The previous prime is 42510500449. The next prime is 42510500489. The reversal of 42510500450 is 5400501524.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 46868897 + ... + 46869803.

Almost surely, 2^42510500450 is an apocalyptic number.

42510500450 is an abundant number, since it is smaller than the sum of its proper divisors (46619128222).

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

42510500450 is a wasteful number, since it uses less digits than its factorization.

42510500450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1129 (or 1113 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 26.

The spelling of 42510500450 in words is "forty-two billion, five hundred ten million, five hundred thousand, four hundred fifty".