55375162805 has 8 divisors (see below), whose sum is σ = 66462423000. Its totient is φ = 44291978496.

The previous prime is 55375162793. The next prime is 55375162859. The reversal of 55375162805 is 50826157355.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 131044 + 55375031761 = 362^2 + 235319^2 .

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 55375162805 - 2⁶ = 55375162741 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55375162805.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 989000 + ... + 1043489.

It is an arithmetic number, because the mean of its divisors is an integer number (8307802875).

Almost surely, 2^55375162805 is an apocalyptic number.

It is an amenable number.

55375162805 is a deficient number, since it is larger than the sum of its proper divisors (11087260195).

55375162805 is a wasteful number, since it uses less digits than its factorization.

55375162805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2037943.

The product of its (nonzero) digits is 1260000, while the sum is 47.

The spelling of 55375162805 in words is "fifty-five billion, three hundred seventy-five million, one hundred sixty-two thousand, eight hundred five".