55903313773 has 4 divisors (see below), whose sum is σ = 55907980128. Its totient is φ = 55898647420.

The previous prime is 55903313701. The next prime is 55903313779. The reversal of 55903313773 is 37731330955.

55903313773 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 37731330955 = 5 ⋅7546266191.

It is a cyclic number.

It is not a de Polignac number, because 55903313773 - 2⁹ = 55903313261 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 (55903313779) 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, 2315161 + ... + 2339182.

It is an arithmetic number, because the mean of its divisors is an integer number (13976995032).

Almost surely, 2^55903313773 is an apocalyptic number.

It is an amenable number.

55903313773 is a deficient number, since it is larger than the sum of its proper divisors (4666355).

55903313773 is a wasteful number, since it uses less digits than its factorization.

55903313773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4666354.

The product of its (nonzero) digits is 893025, while the sum is 46.

The spelling of 55903313773 in words is "fifty-five billion, nine hundred three million, three hundred thirteen thousand, seven hundred seventy-three".