55214110678 has 4 divisors (see below), whose sum is σ = 82821166020. Its totient is φ = 27607055338.

The previous prime is 55214110643. The next prime is 55214110697. The reversal of 55214110678 is 87601141255.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 55214110678.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13803527668 + ... + 13803527671.

It is an arithmetic number, because the mean of its divisors is an integer number (20705291505).

Almost surely, 2^55214110678 is an apocalyptic number.

55214110678 is a deficient number, since it is larger than the sum of its proper divisors (27607055342).

55214110678 is a wasteful number, since it uses less digits than its factorization.

55214110678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27607055341.

The product of its (nonzero) digits is 67200, while the sum is 40.

The spelling of 55214110678 in words is "fifty-five billion, two hundred fourteen million, one hundred ten thousand, six hundred seventy-eight".