42532552015 has 4 divisors (see below), whose sum is σ = 51039062424. Its totient is φ = 34026041608.

The previous prime is 42532552009. The next prime is 42532552019. The reversal of 42532552015 is 51025523524.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42532552015 - 2²⁹ = 41995681103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42532552019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4253255197 + ... + 4253255206.

It is an arithmetic number, because the mean of its divisors is an integer number (12759765606).

Almost surely, 2^42532552015 is an apocalyptic number.

42532552015 is a deficient number, since it is larger than the sum of its proper divisors (8506510409).

42532552015 is an equidigital number, since it uses as much as digits as its factorization.

42532552015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8506510408.

The product of its (nonzero) digits is 60000, while the sum is 34.

The spelling of 42532552015 in words is "forty-two billion, five hundred thirty-two million, five hundred fifty-two thousand, fifteen".