55132140530 has 16 divisors (see below), whose sum is σ = 105075374040. Its totient is φ = 20755629312.

The previous prime is 55132140509. The next prime is 55132140577. The reversal of 55132140530 is 3504123155.

It can be written as a sum of positive squares in 4 ways, for example, as 38734569721 + 16397570809 = 196811^2 + 128053^2 .

It is a junction number, because it is equal to n+sod(n) for n = 55132140493 and 55132140502.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 162153185 + ... + 162153524.

Almost surely, 2^55132140530 is an apocalyptic number.

55132140530 is a deficient number, since it is larger than the sum of its proper divisors (49943233510).

55132140530 is a wasteful number, since it uses less digits than its factorization.

55132140530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324306733.

The product of its (nonzero) digits is 9000, while the sum is 29.

Adding to 55132140530 its reverse (3504123155), we get a palindrome (58636263685).

The spelling of 55132140530 in words is "fifty-five billion, one hundred thirty-two million, one hundred forty thousand, five hundred thirty".