55578325307 has 8 divisors (see below), whose sum is σ = 57017390832. Its totient is φ = 54156290400.

The previous prime is 55578325303. The next prime is 55578325357. The reversal of 55578325307 is 70352387555.

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

It is a cyclic number.

It is not a de Polignac number, because 55578325307 - 2² = 55578325303 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55578325303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4251044 + ... + 4264097.

It is an arithmetic number, because the mean of its divisors is an integer number (7127173854).

Almost surely, 2^55578325307 is an apocalyptic number.

55578325307 is a deficient number, since it is larger than the sum of its proper divisors (1439065525).

55578325307 is a wasteful number, since it uses less digits than its factorization.

55578325307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8515309.

The product of its (nonzero) digits is 4410000, while the sum is 50.

The spelling of 55578325307 in words is "fifty-five billion, five hundred seventy-eight million, three hundred twenty-five thousand, three hundred seven".