55100404045533 has 32 divisors (see below), whose sum is σ = 91596256192512. Its totient is φ = 28623342974400.

The previous prime is 55100404045523. The next prime is 55100404045573. The reversal of 55100404045533 is 33554040400155.

It is a happy number.

It is not a de Polignac number, because 55100404045533 - 2⁵ = 55100404045501 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55100404045491 and 55100404045500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55100404045523) 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 31 ways as a sum of consecutive naturals, for example, 27983160 + ... + 29887422.

It is an arithmetic number, because the mean of its divisors is an integer number (2862383006016).

Almost surely, 2^{55100404045533} is an apocalyptic number.

It is an amenable number.

55100404045533 is a deficient number, since it is larger than the sum of its proper divisors (36495852146979).

55100404045533 is a wasteful number, since it uses less digits than its factorization.

55100404045533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2029545.

The product of its (nonzero) digits is 360000, while the sum is 39.

Adding to 55100404045533 its reverse (33554040400155), we get a palindrome (88654444445688).

The spelling of 55100404045533 in words is "fifty-five trillion, one hundred billion, four hundred four million, forty-five thousand, five hundred thirty-three".