1573457718055 has 4 divisors (see below), whose sum is σ = 1888149261672. Its totient is φ = 1258766174440.

The previous prime is 1573457718047. The next prime is 1573457718127. The reversal of 1573457718055 is 5508177543751.

It is a happy number.

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

It is not a de Polignac number, because 1573457718055 - 2³ = 1573457718047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 157345771801 + ... + 157345771810.

It is an arithmetic number, because the mean of its divisors is an integer number (472037315418).

Almost surely, 2^{1573457718055} is an apocalyptic number.

1573457718055 is a deficient number, since it is larger than the sum of its proper divisors (314691543617).

1573457718055 is an equidigital number, since it uses as much as digits as its factorization.

1573457718055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314691543616.

The product of its (nonzero) digits is 20580000, while the sum is 58.

The spelling of 1573457718055 in words is "one trillion, five hundred seventy-three billion, four hundred fifty-seven million, seven hundred eighteen thousand, fifty-five".