4242145669319 has 4 divisors (see below), whose sum is σ = 4465416494040. Its totient is φ = 4018874844600.

The previous prime is 4242145669277. The next prime is 4242145669337. The reversal of 4242145669319 is 9139665412424.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 4242145669319 - 2⁸ = 4242145669063 is a prime.

It is a super-2 number, since 2×4242145669319² (a number of 26 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 (4242145669019) 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, 111635412332 + ... + 111635412369.

It is an arithmetic number, because the mean of its divisors is an integer number (1116354123510).

Almost surely, 2^{4242145669319} is an apocalyptic number.

4242145669319 is a deficient number, since it is larger than the sum of its proper divisors (223270824721).

4242145669319 is a wasteful number, since it uses less digits than its factorization.

4242145669319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223270824720.

The product of its digits is 11197440, while the sum is 56.

The spelling of 4242145669319 in words is "four trillion, two hundred forty-two billion, one hundred forty-five million, six hundred sixty-nine thousand, three hundred nineteen".