245421435450424 has 16 divisors (see below), whose sum is σ = 460165659295320. Its totient is φ = 122710592971680.

The previous prime is 245421435450371. The next prime is 245421435450437. The reversal of 245421435450424 is 424054534124542.

It is a happy number.

It is a congruent number.

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, 6951622 + ... + 23219989.

Almost surely, 2^{245421435450424} is an apocalyptic number.

It is an amenable number.

245421435450424 is a deficient number, since it is larger than the sum of its proper divisors (214744223844896).

245421435450424 is a wasteful number, since it uses less digits than its factorization.

245421435450424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31188390 (or 31188386 counting only the distinct ones).

The product of its (nonzero) digits is 12288000, while the sum is 49.

Adding to 245421435450424 its reverse (424054534124542), we get a palindrome (669475969574966).

The spelling of 245421435450424 in words is "two hundred forty-five trillion, four hundred twenty-one billion, four hundred thirty-five million, four hundred fifty thousand, four hundred twenty-four".