42036140109 has 16 divisors (see below), whose sum is σ = 57638606400. Its totient is φ = 27239558016.

The previous prime is 42036140087. The next prime is 42036140119. The reversal of 42036140109 is 90104163024.

It is not a de Polignac number, because 42036140109 - 2²⁸ = 41767704653 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42036140119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1318474 + ... + 1349979.

It is an arithmetic number, because the mean of its divisors is an integer number (3602412900).

Almost surely, 2^42036140109 is an apocalyptic number.

It is an amenable number.

42036140109 is a deficient number, since it is larger than the sum of its proper divisors (15602466291).

42036140109 is a wasteful number, since it uses less digits than its factorization.

42036140109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2668604.

The product of its (nonzero) digits is 5184, while the sum is 30.

The spelling of 42036140109 in words is "forty-two billion, thirty-six million, one hundred forty thousand, one hundred nine".