55033545511 has 16 divisors (see below), whose sum is σ = 66675666240. Its totient is φ = 44343175680.

The previous prime is 55033545473. The next prime is 55033545521. The reversal of 55033545511 is 11554533055.

It is a cyclic number.

It is not a de Polignac number, because 55033545511 - 2²⁹ = 54496674599 is a prime.

It is a super-2 number, since 2×55033545511² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55033545521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 180280 + ... + 377581.

It is an arithmetic number, because the mean of its divisors is an integer number (4167229140).

Almost surely, 2^55033545511 is an apocalyptic number.

55033545511 is a deficient number, since it is larger than the sum of its proper divisors (11642120729).

55033545511 is a wasteful number, since it uses less digits than its factorization.

55033545511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558714.

The product of its (nonzero) digits is 112500, while the sum is 37.

The spelling of 55033545511 in words is "fifty-five billion, thirty-three million, five hundred forty-five thousand, five hundred eleven".