555005775487 has 16 divisors (see below), whose sum is σ = 571438771200. Its totient is φ = 538776453600.

The previous prime is 555005775473. The next prime is 555005775517. The reversal of 555005775487 is 784577500555.

555005775487 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 555005775487 - 2³⁹ = 5249961599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555005775407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4617589 + ... + 4736257.

It is an arithmetic number, because the mean of its divisors is an integer number (35714923200).

Almost surely, 2^555005775487 is an apocalyptic number.

555005775487 is a deficient number, since it is larger than the sum of its proper divisors (16432995713).

555005775487 is a wasteful number, since it uses less digits than its factorization.

555005775487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119526.

The product of its (nonzero) digits is 34300000, while the sum is 58.

The spelling of 555005775487 in words is "five hundred fifty-five billion, five million, seven hundred seventy-five thousand, four hundred eighty-seven".