42510473438 has 8 divisors (see below), whose sum is σ = 63774290520. Its totient is φ = 21252376600.

The previous prime is 42510473413. The next prime is 42510473449. The reversal of 42510473438 is 83437401524.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 42510473395 and 42510473404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1411433 + ... + 1441236.

It is an arithmetic number, because the mean of its divisors is an integer number (7971786315).

Almost surely, 2^42510473438 is an apocalyptic number.

42510473438 is a deficient number, since it is larger than the sum of its proper divisors (21263817082).

42510473438 is a wasteful number, since it uses less digits than its factorization.

42510473438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2860122.

The product of its (nonzero) digits is 322560, while the sum is 41.

The spelling of 42510473438 in words is "forty-two billion, five hundred ten million, four hundred seventy-three thousand, four hundred thirty-eight".