55736217626143 has 8 divisors (see below), whose sum is σ = 56969490237120. Its totient is φ = 54504919833600.

The previous prime is 55736217626129. The next prime is 55736217626147. The reversal of 55736217626143 is 34162671263755.

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 55736217626143 - 2⁹ = 55736217625631 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 (55736217626147) 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, 493647538 + ... + 493760431.

It is an arithmetic number, because the mean of its divisors is an integer number (7121186279640).

Almost surely, 2^{55736217626143} is an apocalyptic number.

55736217626143 is a deficient number, since it is larger than the sum of its proper divisors (1233272610977).

55736217626143 is a wasteful number, since it uses less digits than its factorization.

55736217626143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 987409217.

The product of its digits is 38102400, while the sum is 58.

Adding to 55736217626143 its reverse (34162671263755), we get a palindrome (89898888889898).

The spelling of 55736217626143 in words is "fifty-five trillion, seven hundred thirty-six billion, two hundred seventeen million, six hundred twenty-six thousand, one hundred forty-three".