424689850426 has 4 divisors (see below), whose sum is σ = 637034775642. Its totient is φ = 212344925212.

The previous prime is 424689850423. The next prime is 424689850427. The reversal of 424689850426 is 624058986424.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 303985719801 + 120704130625 = 551349^2 + 347425^2 .

It is a super-2 number, since 2×424689850426² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (424689850423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106172462605 + ... + 106172462608.

Almost surely, 2^424689850426 is an apocalyptic number.

424689850426 is a deficient number, since it is larger than the sum of its proper divisors (212344925216).

424689850426 is a wasteful number, since it uses less digits than its factorization.

424689850426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212344925215.

The product of its (nonzero) digits is 26542080, while the sum is 58.

The spelling of 424689850426 in words is "four hundred twenty-four billion, six hundred eighty-nine million, eight hundred fifty thousand, four hundred twenty-six".