126621660234 has 64 divisors (see below), whose sum is σ = 263291212800. Its totient is φ = 40547738112.

The previous prime is 126621660227. The next prime is 126621660247. The reversal of 126621660234 is 432066126621.

126621660234 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 126621660192 and 126621660201.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31086022 + ... + 31090094.

It is an arithmetic number, because the mean of its divisors is an integer number (4113925200).

Almost surely, 2^126621660234 is an apocalyptic number.

126621660234 is an abundant number, since it is smaller than the sum of its proper divisors (136669552566).

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

126621660234 is a wasteful number, since it uses less digits than its factorization.

126621660234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4959.

The product of its (nonzero) digits is 124416, while the sum is 39.

Adding to 126621660234 its reverse (432066126621), we get a palindrome (558687786855).

The spelling of 126621660234 in words is "one hundred twenty-six billion, six hundred twenty-one million, six hundred sixty thousand, two hundred thirty-four".