555361641616 has 20 divisors (see below), whose sum is σ = 1076039843824. Its totient is φ = 277673940000.

The previous prime is 555361641547. The next prime is 555361641619. The reversal of 555361641616 is 616146163555.

It is a self number, because there is not a number n which added to its sum of digits gives 555361641616.

It is not an unprimeable number, because it can be changed into a prime (555361641619) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 270391 + ... + 1088041.

Almost surely, 2^555361641616 is an apocalyptic number.

It is an amenable number.

555361641616 is a deficient number, since it is larger than the sum of its proper divisors (520678202208).

555361641616 is a wasteful number, since it uses less digits than its factorization.

555361641616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 860110 (or 860104 counting only the distinct ones).

The product of its digits is 1944000, while the sum is 49.

The spelling of 555361641616 in words is "five hundred fifty-five billion, three hundred sixty-one million, six hundred forty-one thousand, six hundred sixteen".