11634211044 has 27 divisors (see below), whose sum is σ = 29410336137. Its totient is φ = 3877854624.

The previous prime is 11634211033. The next prime is 11634211067. The reversal of 11634211044 is 44011243611.

The square root of 11634211044 is 107862.

It is a perfect power (a square), and thus also a powerful number.

11634211044 is a `hidden beast` number, since 1 + 1 + 634 + 21 + 1 + 0 + 4 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 5875222500 + 5758988544 = 76650^2 + 75888^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11634210999 and 11634211017.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 638184 + ... + 656160.

Almost surely, 2^11634211044 is an apocalyptic number.

11634211044 is the 107862-nd square number.

It is an amenable number.

11634211044 is an abundant number, since it is smaller than the sum of its proper divisors (17776125093).

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

11634211044 is an frugal number, since it uses more digits than its factorization.

11634211044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35964 (or 17982 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Multiplying 11634211044 by its product of nonzero digits (2304), we get a square (26805222245376 = 5177376²).

Adding to 11634211044 its reverse (44011243611), we get a palindrome (55645454655).

The spelling of 11634211044 in words is "eleven billion, six hundred thirty-four million, two hundred eleven thousand, forty-four".