424408476145 has 4 divisors (see below), whose sum is σ = 509290171380. Its totient is φ = 339526780912.

The previous prime is 424408476077. The next prime is 424408476179. The reversal of 424408476145 is 541674804424.

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

It can be written as a sum of positive squares in 2 ways, for example, as 54715291569 + 369693184576 = 233913^2 + 608024^2 .

It is a cyclic number.

It is not a de Polignac number, because 424408476145 - 2⁷ = 424408476017 is a prime.

It is a super-2 number, since 2×424408476145² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42440847610 + ... + 42440847619.

It is an arithmetic number, because the mean of its divisors is an integer number (127322542845).

Almost surely, 2^424408476145 is an apocalyptic number.

It is an amenable number.

424408476145 is a deficient number, since it is larger than the sum of its proper divisors (84881695235).

424408476145 is an equidigital number, since it uses as much as digits as its factorization.

424408476145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84881695234.

The product of its (nonzero) digits is 3440640, while the sum is 49.

The spelling of 424408476145 in words is "four hundred twenty-four billion, four hundred eight million, four hundred seventy-six thousand, one hundred forty-five".