42499285619 has 8 divisors (see below), whose sum is σ = 48633779040. Its totient is φ = 36380583936.

The previous prime is 42499285579. The next prime is 42499285637. The reversal of 42499285619 is 91658299424.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42499285619 - 2¹² = 42499281523 is a prime.

It is a super-2 number, since 2×42499285619² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42499285679) 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 7 ways as a sum of consecutive naturals, for example, 3942164 + ... + 3952929.

It is an arithmetic number, because the mean of its divisors is an integer number (6079222380).

Almost surely, 2^42499285619 is an apocalyptic number.

42499285619 is a deficient number, since it is larger than the sum of its proper divisors (6134493421).

42499285619 is an equidigital number, since it uses as much as digits as its factorization.

42499285619 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7895869.

The product of its digits is 11197440, while the sum is 59.

The spelling of 42499285619 in words is "forty-two billion, four hundred ninety-nine million, two hundred eighty-five thousand, six hundred nineteen".