11451524142164 has 18 divisors (see below), whose sum is σ = 21150425824794. Its totient is φ = 5424406171920.

The previous prime is 11451524142137. The next prime is 11451524142173. The reversal of 11451524142164 is 46124142515411.

It can be written as a sum of positive squares in only one way, i.e., 6769675459600 + 4681848682564 = 2601860^2 + 2163758^2 .

It is a super-2 number, since 2×11451524142164² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 in 5 ways as a sum of consecutive naturals, for example, 3965207747 + ... + 3965210634.

It is an arithmetic number, because the mean of its divisors is an integer number (1175023656933).

Almost surely, 2^{11451524142164} is an apocalyptic number.

It is an amenable number.

11451524142164 is a deficient number, since it is larger than the sum of its proper divisors (9698901682630).

11451524142164 is a wasteful number, since it uses less digits than its factorization.

11451524142164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7930418423 (or 7930418402 counting only the distinct ones).

The product of its digits is 153600, while the sum is 41.

Adding to 11451524142164 its reverse (46124142515411), we get a palindrome (57575666657575).

The spelling of 11451524142164 in words is "eleven trillion, four hundred fifty-one billion, five hundred twenty-four million, one hundred forty-two thousand, one hundred sixty-four".