11551450242344 has 8 divisors (see below), whose sum is σ = 21658969204410. Its totient is φ = 5775725121168.

The previous prime is 11551450242341. The next prime is 11551450242389. The reversal of 11551450242344 is 44324205415511.

It can be written as a sum of positive squares in only one way, i.e., 9724730402500 + 1826719839844 = 3118450^2 + 1351562^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×11551450242344² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11551450242341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 721965640139 + ... + 721965640154.

Almost surely, 2^{11551450242344} is an apocalyptic number.

It is an amenable number.

11551450242344 is a deficient number, since it is larger than the sum of its proper divisors (10107518962066).

11551450242344 is a wasteful number, since it uses less digits than its factorization.

11551450242344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1443931280299 (or 1443931280295 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 41.

Adding to 11551450242344 its reverse (44324205415511), we get a palindrome (55875655657855).

The spelling of 11551450242344 in words is "eleven trillion, five hundred fifty-one billion, four hundred fifty million, two hundred forty-two thousand, three hundred forty-four".