42875885581607 has 16 divisors (see below), whose sum is σ = 47034344060928. Its totient is φ = 38845328427360.

The previous prime is 42875885581591. The next prime is 42875885581609. The reversal of 42875885581607 is 70618558857824.

It is not a de Polignac number, because 42875885581607 - 2⁴ = 42875885581591 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 (42875885581609) 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, 103948313 + ... + 104359970.

It is an arithmetic number, because the mean of its divisors is an integer number (2939646503808).

Almost surely, 2^{42875885581607} is an apocalyptic number.

42875885581607 is a deficient number, since it is larger than the sum of its proper divisors (4158458479321).

42875885581607 is a wasteful number, since it uses less digits than its factorization.

42875885581607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208308590.

The product of its (nonzero) digits is 1204224000, while the sum is 74.

The spelling of 42875885581607 in words is "forty-two trillion, eight hundred seventy-five billion, eight hundred eighty-five million, five hundred eighty-one thousand, six hundred seven".