55206446641754 has 4 divisors (see below), whose sum is σ = 82809669962634. Its totient is φ = 27603223320876.

The previous prime is 55206446641721. The next prime is 55206446641757. The reversal of 55206446641754 is 45714664460255.

It is a happy number.

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., 53035141245529 + 2171305396225 = 7282523^2 + 1473535^2 .

It is a junction number, because it is equal to n+sod(n) for n = 55206446641693 and 55206446641702.

It is not an unprimeable number, because it can be changed into a prime (55206446641757) by changing a digit.

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, 13801611660437 + ... + 13801611660440.

Almost surely, 2^{55206446641754} is an apocalyptic number.

55206446641754 is a deficient number, since it is larger than the sum of its proper divisors (27603223320880).

55206446641754 is a wasteful number, since it uses less digits than its factorization.

55206446641754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27603223320879.

The product of its (nonzero) digits is 96768000, while the sum is 59.

The spelling of 55206446641754 in words is "fifty-five trillion, two hundred six billion, four hundred forty-six million, six hundred forty-one thousand, seven hundred fifty-four".