55543124212523 has 4 divisors (see below), whose sum is σ = 55543217620608. Its totient is φ = 55543030804440.

The previous prime is 55543124212507. The next prime is 55543124212607. The reversal of 55543124212523 is 32521242134555.

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 55543124212523 - 2⁴ = 55543124212507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55543124212123) 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, 45806348 + ... + 47003273.

It is an arithmetic number, because the mean of its divisors is an integer number (13885804405152).

Almost surely, 2^{55543124212523} is an apocalyptic number.

55543124212523 is a deficient number, since it is larger than the sum of its proper divisors (93408085).

55543124212523 is an equidigital number, since it uses as much as digits as its factorization.

55543124212523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93408084.

The product of its digits is 1440000, while the sum is 44.

The spelling of 55543124212523 in words is "fifty-five trillion, five hundred forty-three billion, one hundred twenty-four million, two hundred twelve thousand, five hundred twenty-three".