42990165119 has 4 divisors (see below), whose sum is σ = 46898361960. Its totient is φ = 39081968280.

The previous prime is 42990165079. The next prime is 42990165137. The reversal of 42990165119 is 91156109924.

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 42990165119 - 2²⁰ = 42989116543 is a prime.

It is a super-2 number, since 2×42990165119² (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 (42990165139) 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, 1954098404 + ... + 1954098425.

It is an arithmetic number, because the mean of its divisors is an integer number (11724590490).

Almost surely, 2^42990165119 is an apocalyptic number.

42990165119 is a deficient number, since it is larger than the sum of its proper divisors (3908196841).

42990165119 is a wasteful number, since it uses less digits than its factorization.

42990165119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3908196840.

The product of its (nonzero) digits is 174960, while the sum is 47.

The spelling of 42990165119 in words is "forty-two billion, nine hundred ninety million, one hundred sixty-five thousand, one hundred nineteen".