55386668354 has 4 divisors (see below), whose sum is σ = 83080002534. Its totient is φ = 27693334176.

The previous prime is 55386668341. The next prime is 55386668377. The reversal of 55386668354 is 45386668355.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 43170450625 + 12216217729 = 207775^2 + 110527^2 .

It is a junction number, because it is equal to n+sod(n) for n = 55386668293 and 55386668302.

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 as a sum of consecutive naturals, namely, 13846667087 + ... + 13846667090.

Almost surely, 2^55386668354 is an apocalyptic number.

55386668354 is a deficient number, since it is larger than the sum of its proper divisors (27693334180).

55386668354 is a wasteful number, since it uses less digits than its factorization.

55386668354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27693334179.

The product of its digits is 62208000, while the sum is 59.

Subtracting from 55386668354 its reverse (45386668355), we obtain a palindrome (9999999999).

The spelling of 55386668354 in words is "fifty-five billion, three hundred eighty-six million, six hundred sixty-eight thousand, three hundred fifty-four".