55046405863318 has 4 divisors (see below), whose sum is σ = 82569608794980. Its totient is φ = 27523202931658.

The previous prime is 55046405863313. The next prime is 55046405863331. The reversal of 55046405863318 is 81336850464055.

It is a happy number.

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

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55046405863313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13761601465828 + ... + 13761601465831.

It is an arithmetic number, because the mean of its divisors is an integer number (20642402198745).

Almost surely, 2^{55046405863318} is an apocalyptic number.

55046405863318 is a deficient number, since it is larger than the sum of its proper divisors (27523202931662).

55046405863318 is a wasteful number, since it uses less digits than its factorization.

55046405863318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27523202931661.

The product of its (nonzero) digits is 41472000, while the sum is 58.

The spelling of 55046405863318 in words is "fifty-five trillion, forty-six billion, four hundred five million, eight hundred sixty-three thousand, three hundred eighteen".