55035601651881 has 48 divisors (see below), whose sum is σ = 81331377940800. Its totient is φ = 35851406063616.

The previous prime is 55035601651873. The next prime is 55035601651897. The reversal of 55035601651881 is 18815610653055.

55035601651881 is a `hidden beast` number, since 5 + 5 + 0 + 3 + 560 + 1 + 65 + 18 + 8 + 1 = 666.

55035601651881 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 55035601651881 - 2³ = 55035601651873 is a prime.

It is a super-2 number, since 2×55035601651881² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55035601251881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 58200630 + ... + 59138688.

It is an arithmetic number, because the mean of its divisors is an integer number (1694403707100).

Almost surely, 2^{55035601651881} is an apocalyptic number.

It is an amenable number.

55035601651881 is a deficient number, since it is larger than the sum of its proper divisors (26295776288919).

55035601651881 is a wasteful number, since it uses less digits than its factorization.

55035601651881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 938790 (or 938787 counting only the distinct ones).

The product of its (nonzero) digits is 4320000, while the sum is 54.

The spelling of 55035601651881 in words is "fifty-five trillion, thirty-five billion, six hundred one million, six hundred fifty-one thousand, eight hundred eighty-one".