5555616733881 has 12 divisors (see below), whose sum is σ = 8373683193408. Its totient is φ = 3542712120024.

The previous prime is 5555616733871. The next prime is 5555616733897. The reversal of 5555616733881 is 1883376165555.

5555616733881 is a `hidden beast` number, since 5 + 5 + 5 + 5 + 616 + 7 + 3 + 3 + 8 + 8 + 1 = 666.

It is not a de Polignac number, because 5555616733881 - 2⁶ = 5555616733817 is a prime.

It is a super-2 number, since 2×5555616733881² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5555616733801) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13419363885 + ... + 13419364298.

It is an arithmetic number, because the mean of its divisors is an integer number (697806932784).

Almost surely, 2^{5555616733881} is an apocalyptic number.

It is an amenable number.

5555616733881 is a deficient number, since it is larger than the sum of its proper divisors (2818066459527).

5555616733881 is a wasteful number, since it uses less digits than its factorization.

5555616733881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26838728212 (or 26838728209 counting only the distinct ones).

The product of its digits is 90720000, while the sum is 63.

The spelling of 5555616733881 in words is "five trillion, five hundred fifty-five billion, six hundred sixteen million, seven hundred thirty-three thousand, eight hundred eighty-one".