42507140398118 has 16 divisors (see below), whose sum is σ = 69663658211856. Its totient is φ = 19291838737440.

The previous prime is 42507140398117. The next prime is 42507140398139. The reversal of 42507140398118 is 81189304170524.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 42507140398118.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42507140398117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1479421121 + ... + 1479449852.

It is an arithmetic number, because the mean of its divisors is an integer number (4353978638241).

Almost surely, 2^{42507140398118} is an apocalyptic number.

42507140398118 is a deficient number, since it is larger than the sum of its proper divisors (27156517813738).

42507140398118 is a wasteful number, since it uses less digits than its factorization.

42507140398118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2958871639.

The product of its (nonzero) digits is 1935360, while the sum is 53.

The spelling of 42507140398118 in words is "forty-two trillion, five hundred seven billion, one hundred forty million, three hundred ninety-eight thousand, one hundred eighteen".