555055555572 has 72 divisors (see below), whose sum is σ = 1604237415872. Its totient is φ = 158513760000.

The previous prime is 555055555531. The next prime is 555055555577. The reversal of 555055555572 is 275555550555.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555055555577) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34947 + ... + 1054197.

Almost surely, 2^555055555572 is an apocalyptic number.

It is an amenable number.

555055555572 is an abundant number, since it is smaller than the sum of its proper divisors (1049181860300).

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

555055555572 is a wasteful number, since it uses less digits than its factorization.

555055555572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1021429 (or 1021424 counting only the distinct ones).

The product of its (nonzero) digits is 27343750, while the sum is 54.

The spelling of 555055555572 in words is "five hundred fifty-five billion, fifty-five million, five hundred fifty-five thousand, five hundred seventy-two".