42530355515 has 8 divisors (see below), whose sum is σ = 51037673568. Its totient is φ = 34023453120.

The previous prime is 42530355407. The next prime is 42530355533. The reversal of 42530355515 is 51555303524.

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

It is not a de Polignac number, because 42530355515 - 2¹⁰ = 42530354491 is a prime.

It is a super-2 number, since 2×42530355515² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

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 7 ways as a sum of consecutive naturals, for example, 204314 + ... + 356096.

It is an arithmetic number, because the mean of its divisors is an integer number (6379709196).

Almost surely, 2^42530355515 is an apocalyptic number.

42530355515 is a deficient number, since it is larger than the sum of its proper divisors (8507318053).

42530355515 is a wasteful number, since it uses less digits than its factorization.

42530355515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207829.

The product of its (nonzero) digits is 225000, while the sum is 38.

The spelling of 42530355515 in words is "forty-two billion, five hundred thirty million, three hundred fifty-five thousand, five hundred fifteen".