55306087738399 has 4 divisors (see below), whose sum is σ = 55308088203264. Its totient is φ = 55304087273536.

The previous prime is 55306087738339. The next prime is 55306087738411. The reversal of 55306087738399 is 99383778060355.

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

It is a cyclic number.

It is not a de Polignac number, because 55306087738399 - 2¹¹ = 55306087736351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55306087738309) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1000190962 + ... + 1000246255.

It is an arithmetic number, because the mean of its divisors is an integer number (13827022050816).

Almost surely, 2^{55306087738399} is an apocalyptic number.

55306087738399 is a deficient number, since it is larger than the sum of its proper divisors (2000464865).

55306087738399 is a wasteful number, since it uses less digits than its factorization.

55306087738399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2000464864.

The product of its (nonzero) digits is 1028764800, while the sum is 73.

The spelling of 55306087738399 in words is "fifty-five trillion, three hundred six billion, eighty-seven million, seven hundred thirty-eight thousand, three hundred ninety-nine".