243421525622 has 32 divisors (see below), whose sum is σ = 405898296480. Its totient is φ = 108543352320.

The previous prime is 243421525601. The next prime is 243421525663. The reversal of 243421525622 is 226525124342.

It is a super-2 number, since 2×243421525622² (a number of 24 digits) contains 22 as substring.

It is a congruent 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, 14950478 + ... + 14966750.

It is an arithmetic number, because the mean of its divisors is an integer number (12684321765).

Almost surely, 2^243421525622 is an apocalyptic number.

243421525622 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

243421525622 is a deficient number, since it is larger than the sum of its proper divisors (162476770858).

243421525622 is a wasteful number, since it uses less digits than its factorization.

243421525622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29168.

The product of its digits is 230400, while the sum is 38.

Adding to 243421525622 its reverse (226525124342), we get a palindrome (469946649964).

The spelling of 243421525622 in words is "two hundred forty-three billion, four hundred twenty-one million, five hundred twenty-five thousand, six hundred twenty-two".