55611055533 has 8 divisors (see below), whose sum is σ = 80888808096. Its totient is φ = 33703670000.

The previous prime is 55611055477. The next prime is 55611055541. The reversal of 55611055533 is 33555011655.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55611055533 - 2¹² = 55611051437 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55611055491 and 55611055500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55611055573) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 842591718 + ... + 842591783.

It is an arithmetic number, because the mean of its divisors is an integer number (10111101012).

Almost surely, 2^55611055533 is an apocalyptic number.

It is an amenable number.

55611055533 is a deficient number, since it is larger than the sum of its proper divisors (25277752563).

55611055533 is a wasteful number, since it uses less digits than its factorization.

55611055533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1685183515.

The product of its (nonzero) digits is 168750, while the sum is 39.

The spelling of 55611055533 in words is "fifty-five billion, six hundred eleven million, fifty-five thousand, five hundred thirty-three".