55201694 has 4 divisors (see below), whose sum is σ = 82802544. Its totient is φ = 27600846.

The previous prime is 55201691. The next prime is 55201711. The reversal of 55201694 is 49610255.

It is a happy number.

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 55201694.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55201691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13800422 + ... + 13800425.

It is an arithmetic number, because the mean of its divisors is an integer number (20700636).

Almost surely, 2^55201694 is an apocalyptic number.

55201694 is a deficient number, since it is larger than the sum of its proper divisors (27600850).

55201694 is a wasteful number, since it uses less digits than its factorization.

55201694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27600849.

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 55201694 is about 7429.7842498958. The cubic root of 55201694 is about 380.7595472808.

The spelling of 55201694 in words is "fifty-five million, two hundred one thousand, six hundred ninety-four".