55366678 has 8 divisors (see below), whose sum is σ = 83579472. Its totient is φ = 27506856.

The previous prime is 55366673. The next prime is 55366693. The reversal of 55366678 is 87666355.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55366673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87850 + ... + 88477.

It is an arithmetic number, because the mean of its divisors is an integer number (10447434).

Almost surely, 2^55366678 is an apocalyptic number.

55366678 is a deficient number, since it is larger than the sum of its proper divisors (28212794).

55366678 is a wasteful number, since it uses less digits than its factorization.

55366678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176486.

The product of its digits is 907200, while the sum is 46.

The square root of 55366678 is about 7440.8788459429. The cubic root of 55366678 is about 381.1385015524.

The spelling of 55366678 in words is "fifty-five million, three hundred sixty-six thousand, six hundred seventy-eight".