55202066667 has 18 divisors (see below), whose sum is σ = 87644054316. Its totient is φ = 33455797320.

The previous prime is 55202066663. The next prime is 55202066677. The reversal of 55202066667 is 76666020255.

It is not a de Polignac number, because 55202066667 - 2² = 55202066663 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55202066663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 25344213 + ... + 25346390.

Almost surely, 2^55202066667 is an apocalyptic number.

55202066667 is a deficient number, since it is larger than the sum of its proper divisors (32441987649).

55202066667 is a wasteful number, since it uses less digits than its factorization.

55202066667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50690631 (or 50690617 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 45.

The spelling of 55202066667 in words is "fifty-five billion, two hundred two million, sixty-six thousand, six hundred sixty-seven".