55667065736 has 16 divisors (see below), whose sum is σ = 104434183440. Its totient is φ = 27817950160.

The previous prime is 55667065721. The next prime is 55667065763. The reversal of 55667065736 is 63756076655.

It is a happy number.

It is a super-2 number, since 2×55667065736² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1932650 + ... + 1961241.

It is an arithmetic number, because the mean of its divisors is an integer number (6527136465).

Almost surely, 2^55667065736 is an apocalyptic number.

It is an amenable number.

55667065736 is a deficient number, since it is larger than the sum of its proper divisors (48767117704).

55667065736 is a wasteful number, since it uses less digits than its factorization.

55667065736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3895684 (or 3895680 counting only the distinct ones).

The product of its (nonzero) digits is 23814000, while the sum is 56.

The spelling of 55667065736 in words is "fifty-five billion, six hundred sixty-seven million, sixty-five thousand, seven hundred thirty-six".