42503320115 has 16 divisors (see below), whose sum is σ = 52356947808. Its totient is φ = 33105735936.

The previous prime is 42503320103. The next prime is 42503320121. The reversal of 42503320115 is 51102330524.

It is a happy number.

42503320115 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 42503320115 - 2¹² = 42503316019 is a prime.

It is a super-2 number, since 2×42503320115² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 248504 + ... + 383093.

It is an arithmetic number, because the mean of its divisors is an integer number (3272309238).

Almost surely, 2^42503320115 is an apocalyptic number.

42503320115 is a deficient number, since it is larger than the sum of its proper divisors (9853627693).

42503320115 is a wasteful number, since it uses less digits than its factorization.

42503320115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631958.

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 42503320115 its reverse (51102330524), we get a palindrome (93605650639).

The spelling of 42503320115 in words is "forty-two billion, five hundred three million, three hundred twenty thousand, one hundred fifteen".