555345742457 has 4 divisors (see below), whose sum is σ = 605831719056. Its totient is φ = 504859765860.

The previous prime is 555345742447. The next prime is 555345742499. The reversal of 555345742457 is 754247543555.

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.

It is a cyclic number.

It is not a de Polignac number, because 555345742457 - 2²⁶ = 555278633593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (555345742417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25242988283 + ... + 25242988304.

It is an arithmetic number, because the mean of its divisors is an integer number (151457929764).

Almost surely, 2^555345742457 is an apocalyptic number.

It is an amenable number.

555345742457 is a deficient number, since it is larger than the sum of its proper divisors (50485976599).

555345742457 is a wasteful number, since it uses less digits than its factorization.

555345742457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50485976598.

The product of its digits is 58800000, while the sum is 56.

The spelling of 555345742457 in words is "five hundred fifty-five billion, three hundred forty-five million, seven hundred forty-two thousand, four hundred fifty-seven".