55315711 has 8 divisors (see below), whose sum is σ = 60424704. Its totient is φ = 50220120.

The previous prime is 55315709. The next prime is 55315717. The reversal of 55315711 is 11751355.

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 55315711 - 2¹ = 55315709 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55315711.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55315717) 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, 6580 + ... + 12406.

It is an arithmetic number, because the mean of its divisors is an integer number (7553088).

Almost surely, 2^55315711 is an apocalyptic number.

55315711 is a deficient number, since it is larger than the sum of its proper divisors (5108993).

55315711 is a wasteful number, since it uses less digits than its factorization.

55315711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6701.

The product of its digits is 2625, while the sum is 28.

The square root of 55315711 is about 7437.4532603573. The cubic root of 55315711 is about 381.0215151243.

The spelling of 55315711 in words is "fifty-five million, three hundred fifteen thousand, seven hundred eleven".