2405231224042 has 8 divisors (see below), whose sum is σ = 3645041133636. Its totient is φ = 1190217512832.

The previous prime is 2405231224027. The next prime is 2405231224057. The reversal of 2405231224042 is 2404221325042.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2405231224027) and next prime (2405231224057).

It can be written as a sum of positive squares in 2 ways, for example, as 2399961770761 + 5269453281 = 1549181^2 + 72591^2 .

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

It is a super-2 number, since 2×2405231224042² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2405231223995 and 2405231224013.

It is an unprimeable number.

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, 6199049353 + ... + 6199049740.

Almost surely, 2^{2405231224042} is an apocalyptic number.

2405231224042 is a deficient number, since it is larger than the sum of its proper divisors (1239809909594).

2405231224042 is a wasteful number, since it uses less digits than its factorization.

2405231224042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12398099192.

The product of its (nonzero) digits is 30720, while the sum is 31.

Adding to 2405231224042 its reverse (2404221325042), we get a palindrome (4809452549084).

The spelling of 2405231224042 in words is "two trillion, four hundred five billion, two hundred thirty-one million, two hundred twenty-four thousand, forty-two".