553651435899 has 16 divisors (see below), whose sum is σ = 822019169440. Its totient is φ = 368293288320.

The previous prime is 553651435873. The next prime is 553651435943. The reversal of 553651435899 is 998534156355.

It is a happy number.

553651435899 is a `hidden beast` number, since 5 + 5 + 3 + 6 + 5 + 1 + 43 + 589 + 9 = 666.

It is not a de Polignac number, because 553651435899 - 2¹² = 553651431803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (553651435699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22422682 + ... + 22447359.

It is an arithmetic number, because the mean of its divisors is an integer number (51376198090).

Almost surely, 2^553651435899 is an apocalyptic number.

553651435899 is a deficient number, since it is larger than the sum of its proper divisors (268367733541).

553651435899 is a wasteful number, since it uses less digits than its factorization.

553651435899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44870507 (or 44870501 counting only the distinct ones).

The product of its digits is 87480000, while the sum is 63.

The spelling of 553651435899 in words is "five hundred fifty-three billion, six hundred fifty-one million, four hundred thirty-five thousand, eight hundred ninety-nine".