42013201515 has 32 divisors (see below), whose sum is σ = 73471297536. Its totient is φ = 20408686080.

The previous prime is 42013201493. The next prime is 42013201547. The reversal of 42013201515 is 51510231024.

It is a happy number.

It is not a de Polignac number, because 42013201515 - 2¹⁰ = 42013200491 is a prime.

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 31 ways as a sum of consecutive naturals, for example, 2649477 + ... + 2665286.

It is an arithmetic number, because the mean of its divisors is an integer number (2295978048).

Almost surely, 2^42013201515 is an apocalyptic number.

42013201515 is a deficient number, since it is larger than the sum of its proper divisors (31458096021).

42013201515 is a wasteful number, since it uses less digits than its factorization.

42013201515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5314819.

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 42013201515 its reverse (51510231024), we get a palindrome (93523432539).

The spelling of 42013201515 in words is "forty-two billion, thirteen million, two hundred one thousand, five hundred fifteen".