42610575893 has 4 divisors (see below), whose sum is σ = 42619003680. Its totient is φ = 42602148108.

The previous prime is 42610575881. The next prime is 42610575901. The reversal of 42610575893 is 39857501624.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 42610575893 - 2⁴ = 42610575877 is a prime.

It is a super-2 number, since 2×42610575893² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42610535893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4206305 + ... + 4216422.

It is an arithmetic number, because the mean of its divisors is an integer number (10654750920).

It is a 1-persistent number, because it is pandigital, but 2⋅42610575893 = 85221151786 is not.

Almost surely, 2^42610575893 is an apocalyptic number.

It is an amenable number.

42610575893 is a deficient number, since it is larger than the sum of its proper divisors (8427787).

42610575893 is an equidigital number, since it uses as much as digits as its factorization.

42610575893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8427786.

The product of its (nonzero) digits is 1814400, while the sum is 50.

The spelling of 42610575893 in words is "forty-two billion, six hundred ten million, five hundred seventy-five thousand, eight hundred ninety-three".