42369684965 has 8 divisors (see below), whose sum is σ = 50845336728. Its totient is φ = 33894604800.

The previous prime is 42369684941. The next prime is 42369684967. The reversal of 42369684965 is 56948696324.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2023740196 + 40345944769 = 44986^2 + 200863^2 .

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

It is not a de Polignac number, because 42369684965 - 2¹⁴ = 42369668581 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42369684898 and 42369684907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42369684967) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41909 + ... + 294101.

It is an arithmetic number, because the mean of its divisors is an integer number (6355667091).

Almost surely, 2^42369684965 is an apocalyptic number.

It is an amenable number.

42369684965 is a deficient number, since it is larger than the sum of its proper divisors (8475651763).

42369684965 is a wasteful number, since it uses less digits than its factorization.

42369684965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285799.

The product of its digits is 67184640, while the sum is 62.

The spelling of 42369684965 in words is "forty-two billion, three hundred sixty-nine million, six hundred eighty-four thousand, nine hundred sixty-five".