55601055511 has 4 divisors (see below), whose sum is σ = 55880458000. Its totient is φ = 55321653024.

The previous prime is 55601055487. The next prime is 55601055553. The reversal of 55601055511 is 11555010655.

55601055511 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55601055511 - 2¹¹ = 55601053463 is a prime.

It is a super-2 number, since 2×55601055511² (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 (55601055581) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139700946 + ... + 139701343.

It is an arithmetic number, because the mean of its divisors is an integer number (13970114500).

Almost surely, 2^55601055511 is an apocalyptic number.

55601055511 is a deficient number, since it is larger than the sum of its proper divisors (279402489).

55601055511 is a wasteful number, since it uses less digits than its factorization.

55601055511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279402488.

The product of its (nonzero) digits is 18750, while the sum is 34.

The spelling of 55601055511 in words is "fifty-five billion, six hundred one million, fifty-five thousand, five hundred eleven".