421335250239 has 16 divisors (see below), whose sum is σ = 563144366592. Its totient is φ = 280208368128.

The previous prime is 421335250223. The next prime is 421335250267. The reversal of 421335250239 is 932052533124.

It is not a de Polignac number, because 421335250239 - 2⁴ = 421335250223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 421335250197 and 421335250206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421335250639) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8884639 + ... + 8931935.

It is an arithmetic number, because the mean of its divisors is an integer number (35196522912).

Almost surely, 2^421335250239 is an apocalyptic number.

421335250239 is a deficient number, since it is larger than the sum of its proper divisors (141809116353).

421335250239 is a wasteful number, since it uses less digits than its factorization.

421335250239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54446.

The product of its (nonzero) digits is 194400, while the sum is 39.

The spelling of 421335250239 in words is "four hundred twenty-one billion, three hundred thirty-five million, two hundred fifty thousand, two hundred thirty-nine".