42378607119 has 4 divisors (see below), whose sum is σ = 56504809496. Its totient is φ = 28252404744.

The previous prime is 42378607099. The next prime is 42378607123. The reversal of 42378607119 is 91170687324.

It is a happy number.

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

It is not a de Polignac number, because 42378607119 - 2⁸ = 42378606863 is a prime.

It is a super-2 number, since 2×42378607119² (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 (42378607189) 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, 7063101184 + ... + 7063101189.

It is an arithmetic number, because the mean of its divisors is an integer number (14126202374).

Almost surely, 2^42378607119 is an apocalyptic number.

42378607119 is a deficient number, since it is larger than the sum of its proper divisors (14126202377).

42378607119 is a wasteful number, since it uses less digits than its factorization.

42378607119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14126202376.

The product of its (nonzero) digits is 508032, while the sum is 48.

The spelling of 42378607119 in words is "forty-two billion, three hundred seventy-eight million, six hundred seven thousand, one hundred nineteen".