421151140234 has 32 divisors (see below), whose sum is σ = 725695588800. Its totient is φ = 181290003840.

The previous prime is 421151140229. The next prime is 421151140283. The reversal of 421151140234 is 432041151124.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 956124 + ... + 1325320.

It is an arithmetic number, because the mean of its divisors is an integer number (22677987150).

Almost surely, 2^421151140234 is an apocalyptic number.

421151140234 is a deficient number, since it is larger than the sum of its proper divisors (304544448566).

421151140234 is a wasteful number, since it uses less digits than its factorization.

421151140234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371958.

The product of its (nonzero) digits is 3840, while the sum is 28.

Adding to 421151140234 its reverse (432041151124), we get a palindrome (853192291358).

The spelling of 421151140234 in words is "four hundred twenty-one billion, one hundred fifty-one million, one hundred forty thousand, two hundred thirty-four".