55776067755 has 8 divisors (see below), whose sum is σ = 89241708432. Its totient is φ = 29747236128.

The previous prime is 55776067681. The next prime is 55776067759.

It is a happy number.

55776067755 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 55776067755 - 2¹⁴ = 55776051371 is a prime.

It is a super-2 number, since 2×55776067755² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55776067759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1859202244 + ... + 1859202273.

It is an arithmetic number, because the mean of its divisors is an integer number (11155213554).

Almost surely, 2^55776067755 is an apocalyptic number.

55776067755 is a deficient number, since it is larger than the sum of its proper divisors (33465640677).

55776067755 is a wasteful number, since it uses less digits than its factorization.

55776067755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3718404525.

The product of its (nonzero) digits is 54022500, while the sum is 60.

The spelling of 55776067755 in words is "fifty-five billion, seven hundred seventy-six million, sixty-seven thousand, seven hundred fifty-five".