11507619044 has 6 divisors (see below), whose sum is σ = 20138333334. Its totient is φ = 5753809520.

The previous prime is 11507619043. The next prime is 11507619091. The reversal of 11507619044 is 44091670511.

It is a happy number.

11507619044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 11474694400 + 32924644 = 107120^2 + 5738^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11507618989 and 11507619007.

It is not an unprimeable number, because it can be changed into a prime (11507619043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1438452377 + ... + 1438452384.

It is an arithmetic number, because the mean of its divisors is an integer number (3356388889).

Almost surely, 2^11507619044 is an apocalyptic number.

It is an amenable number.

11507619044 is a deficient number, since it is larger than the sum of its proper divisors (8630714290).

11507619044 is a wasteful number, since it uses less digits than its factorization.

11507619044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2876904765 (or 2876904763 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 38.

The spelling of 11507619044 in words is "eleven billion, five hundred seven million, six hundred nineteen thousand, forty-four".