555720355772 has 12 divisors (see below), whose sum is σ = 995127149016. Its totient is φ = 271398313200.

The previous prime is 555720355727. The next prime is 555720355783. The reversal of 555720355772 is 277553027555.

555720355772 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×555720355772² (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 3 ways as a sum of consecutive naturals, for example, 1615465979 + ... + 1615466322.

It is an arithmetic number, because the mean of its divisors is an integer number (82927262418).

Almost surely, 2^555720355772 is an apocalyptic number.

It is an amenable number.

555720355772 is a deficient number, since it is larger than the sum of its proper divisors (439406793244).

555720355772 is a wasteful number, since it uses less digits than its factorization.

555720355772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3230932348 (or 3230932346 counting only the distinct ones).

The product of its (nonzero) digits is 12862500, while the sum is 53.

The spelling of 555720355772 in words is "five hundred fifty-five billion, seven hundred twenty million, three hundred fifty-five thousand, seven hundred seventy-two".