54550203523 has 2 divisors, whose sum is σ = 54550203524. Its totient is φ = 54550203522.

The previous prime is 54550203511. The next prime is 54550203541. The reversal of 54550203523 is 32530205545.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54550203523 is a prime.

It is a super-2 number, since 2×54550203523² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (54550203553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27275101761 + 27275101762.

It is an arithmetic number, because the mean of its divisors is an integer number (27275101762).

Almost surely, 2^54550203523 is an apocalyptic number.

54550203523 is a deficient number, since it is larger than the sum of its proper divisors (1).

54550203523 is an equidigital number, since it uses as much as digits as its factorization.

54550203523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90000, while the sum is 34.

The spelling of 54550203523 in words is "fifty-four billion, five hundred fifty million, two hundred three thousand, five hundred twenty-three".