555842989040 has 80 divisors (see below), whose sum is σ = 1419498432000. Its totient is φ = 201477171456.

The previous prime is 555842989001. The next prime is 555842989057. The reversal of 555842989040 is 40989248555.

555842989040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×555842989040² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7914740 + ... + 7984659.

It is an arithmetic number, because the mean of its divisors is an integer number (17743730400).

Almost surely, 2^555842989040 is an apocalyptic number.

It is an amenable number.

555842989040 is an abundant number, since it is smaller than the sum of its proper divisors (863655442960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

555842989040 is a wasteful number, since it uses less digits than its factorization.

555842989040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15899454 (or 15899448 counting only the distinct ones).

The product of its (nonzero) digits is 20736000, while the sum is 59.

The spelling of 555842989040 in words is "five hundred fifty-five billion, eight hundred forty-two million, nine hundred eighty-nine thousand, forty".