55989079 has 8 divisors (see below), whose sum is σ = 57774528. Its totient is φ = 54228480.

The previous prime is 55989071. The next prime is 55989091. The reversal of 55989079 is 97098955.

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 55989079 - 2³ = 55989071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55989071) 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, 1582 + ... + 10699.

It is an arithmetic number, because the mean of its divisors is an integer number (7221816).

Almost surely, 2^55989079 is an apocalyptic number.

55989079 is a deficient number, since it is larger than the sum of its proper divisors (1785449).

55989079 is a wasteful number, since it uses less digits than its factorization.

55989079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12425.

The product of its (nonzero) digits is 1020600, while the sum is 52.

The square root of 55989079 is about 7482.5850479630. The cubic root of 55989079 is about 382.5613645549.

It can be divided in two parts, 55 and 989079, that multiplied together give a palindrome (54399345).

The spelling of 55989079 in words is "fifty-five million, nine hundred eighty-nine thousand, seventy-nine".