124452412522420 has 12 divisors (see below), whose sum is σ = 261350066297124. Its totient is φ = 49780965008960.

The previous prime is 124452412522379. The next prime is 124452412522463. The reversal of 124452412522420 is 24225214254421.

It can be written as a sum of positive squares in 2 ways, for example, as 14113816730896 + 110338595791524 = 3756836^2 + 10504218^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3111310313041 + ... + 3111310313080.

It is an arithmetic number, because the mean of its divisors is an integer number (21779172191427).

Almost surely, 2^{124452412522420} is an apocalyptic number.

124452412522420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

124452412522420 is an abundant number, since it is smaller than the sum of its proper divisors (136897653774704).

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

124452412522420 is a wasteful number, since it uses less digits than its factorization.

124452412522420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6222620626130 (or 6222620626128 counting only the distinct ones).

The product of its (nonzero) digits is 409600, while the sum is 40.

Adding to 124452412522420 its reverse (24225214254421), we get a palindrome (148677626776841).

The spelling of 124452412522420 in words is "one hundred twenty-four trillion, four hundred fifty-two billion, four hundred twelve million, five hundred twenty-two thousand, four hundred twenty".