4231550561634 has 24 divisors (see below), whose sum is σ = 10001846782512. Its totient is φ = 1282288048920.

The previous prime is 4231550561633. The next prime is 4231550561653. The reversal of 4231550561634 is 4361650551324.

It is a happy number.

4231550561634 is a `hidden beast` number, since 4 + 2 + 3 + 1 + 5 + 5 + 0 + 5 + 6 + 1 + 634 = 666.

4231550561634 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 4231550561634.

It is not an unprimeable number, because it can be changed into a prime (4231550561633) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10685733544 + ... + 10685733939.

It is an arithmetic number, because the mean of its divisors is an integer number (416743615938).

Almost surely, 2^{4231550561634} is an apocalyptic number.

4231550561634 is an abundant number, since it is smaller than the sum of its proper divisors (5770296220878).

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

4231550561634 is a wasteful number, since it uses less digits than its factorization.

4231550561634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21371467502 (or 21371467499 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 45.

The spelling of 4231550561634 in words is "four trillion, two hundred thirty-one billion, five hundred fifty million, five hundred sixty-one thousand, six hundred thirty-four".