415225044242 has 4 divisors (see below), whose sum is σ = 622837566366. Its totient is φ = 207612522120.

The previous prime is 415225044233. The next prime is 415225044323. The reversal of 415225044242 is 242440522514.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 242440522514 = 2 ⋅121220261257.

It can be written as a sum of positive squares in only one way, i.e., 381589117441 + 33635926801 = 617729^2 + 183401^2 .

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 as a sum of consecutive naturals, namely, 103806261059 + ... + 103806261062.

Almost surely, 2^415225044242 is an apocalyptic number.

415225044242 is a deficient number, since it is larger than the sum of its proper divisors (207612522124).

415225044242 is a wasteful number, since it uses less digits than its factorization.

415225044242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207612522123.

The product of its (nonzero) digits is 102400, while the sum is 35.

Adding to 415225044242 its reverse (242440522514), we get a palindrome (657665566756).

The spelling of 415225044242 in words is "four hundred fifteen billion, two hundred twenty-five million, forty-four thousand, two hundred forty-two".