234554425421020 has 12 divisors (see below), whose sum is σ = 492564293384184. Its totient is φ = 93821770168400.

The previous prime is 234554425420969. The next prime is 234554425421027. The reversal of 234554425421020 is 20124524455432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234554425421027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5863860635506 + ... + 5863860635545.

It is an arithmetic number, because the mean of its divisors is an integer number (41047024448682).

Almost surely, 2^{234554425421020} is an apocalyptic number.

234554425421020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

234554425421020 is an abundant number, since it is smaller than the sum of its proper divisors (258009867963164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

234554425421020 is a wasteful number, since it uses less digits than its factorization.

234554425421020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11727721271060 (or 11727721271058 counting only the distinct ones).

The product of its (nonzero) digits is 1536000, while the sum is 43.

Adding to 234554425421020 its reverse (20124524455432), we get a palindrome (254678949876452).

The spelling of 234554425421020 in words is "two hundred thirty-four trillion, five hundred fifty-four billion, four hundred twenty-five million, four hundred twenty-one thousand, twenty".