42262486091 has 4 divisors (see below), whose sum is σ = 48299984112. Its totient is φ = 36224988072.

The previous prime is 42262486073. The next prime is 42262486099. The reversal of 42262486091 is 19068426224.

It is a happy number.

42262486091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 42262486091 - 2¹⁸ = 42262223947 is a prime.

It is a super-2 number, since 2×42262486091² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42262486099) 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, 3018749000 + ... + 3018749013.

It is an arithmetic number, because the mean of its divisors is an integer number (12074996028).

Almost surely, 2^42262486091 is an apocalyptic number.

42262486091 is a deficient number, since it is larger than the sum of its proper divisors (6037498021).

42262486091 is an equidigital number, since it uses as much as digits as its factorization.

42262486091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6037498020.

The product of its (nonzero) digits is 331776, while the sum is 44.

The spelling of 42262486091 in words is "forty-two billion, two hundred sixty-two million, four hundred eighty-six thousand, ninety-one".