55506006111061 has 4 divisors (see below), whose sum is σ = 60552006666624. Its totient is φ = 50460005555500.

The previous prime is 55506006111037. The next prime is 55506006111139. The reversal of 55506006111061 is 16011160060555.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 55506006111061 - 2⁹ = 55506006110549 is a prime.

It is a super-2 number, since 2×55506006111061² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 55506006111061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55506006111011) 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, 2523000277765 + ... + 2523000277786.

It is an arithmetic number, because the mean of its divisors is an integer number (15138001666656).

Almost surely, 2^{55506006111061} is an apocalyptic number.

It is an amenable number.

55506006111061 is a deficient number, since it is larger than the sum of its proper divisors (5046000555563).

55506006111061 is a wasteful number, since it uses less digits than its factorization.

55506006111061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5046000555562.

The product of its (nonzero) digits is 27000, while the sum is 37.

The spelling of 55506006111061 in words is "fifty-five trillion, five hundred six billion, six million, one hundred eleven thousand, sixty-one".