55618196 has 12 divisors (see below), whose sum is σ = 97496448. Its totient is φ = 27762072.

The previous prime is 55618193. The next prime is 55618229. The reversal of 55618196 is 69181655.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55618193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9026 + ... + 13881.

It is an arithmetic number, because the mean of its divisors is an integer number (8124704).

Almost surely, 2^55618196 is an apocalyptic number.

It is an amenable number.

55618196 is a deficient number, since it is larger than the sum of its proper divisors (41878252).

55618196 is a wasteful number, since it uses less digits than its factorization.

55618196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23518 (or 23516 counting only the distinct ones).

The product of its digits is 64800, while the sum is 41.

The square root of 55618196 is about 7457.7607899422. The cubic root of 55618196 is about 381.7147711361.

The spelling of 55618196 in words is "fifty-five million, six hundred eighteen thousand, one hundred ninety-six".