55667076655 has 4 divisors (see below), whose sum is σ = 66800491992. Its totient is φ = 44533661320.

The previous prime is 55667076649. The next prime is 55667076737.

55667076655 is nontrivially palindromic in base 10.

55667076655 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 not a de Polignac number, because 55667076655 - 2²³ = 55658688047 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55667076655.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5566707661 + ... + 5566707670.

It is an arithmetic number, because the mean of its divisors is an integer number (16700122998).

Almost surely, 2^55667076655 is an apocalyptic number.

55667076655 is a deficient number, since it is larger than the sum of its proper divisors (11133415337).

55667076655 is a wasteful number, since it uses less digits than its factorization.

55667076655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11133415336.

The product of its (nonzero) digits is 39690000, while the sum is 58.

The spelling of 55667076655 in words is "fifty-five billion, six hundred sixty-seven million, seventy-six thousand, six hundred fifty-five".