55571543348873 has 8 divisors (see below), whose sum is σ = 55602759431520. Its totient is φ = 55540335961440.

The previous prime is 55571543348819. The next prime is 55571543348887. The reversal of 55571543348873 is 37884334517555.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55571543348873 - 2⁶ = 55571543348809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55571543348813) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10633058 + ... + 14973476.

It is an arithmetic number, because the mean of its divisors is an integer number (6950344928940).

Almost surely, 2^{55571543348873} is an apocalyptic number.

It is an amenable number.

55571543348873 is a deficient number, since it is larger than the sum of its proper divisors (31216082647).

55571543348873 is a wasteful number, since it uses less digits than its factorization.

55571543348873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4347607.

The product of its digits is 846720000, while the sum is 68.

The spelling of 55571543348873 in words is "fifty-five trillion, five hundred seventy-one billion, five hundred forty-three million, three hundred forty-eight thousand, eight hundred seventy-three".